Factors influencing longevity of aerial photographic products on archival storage

by M. Edge

Publisher: Photogrammetric Society in [London

Written in English
Published: Downloads: 200
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Edition Notes

Offprint from Photogrammetric Record, volume 14, part 80, October 1992.

Other titlesPhotogrammetric record.
Statementby M. Edge and S. N. Allen.
ContributionsAllen, Norman S.
ID Numbers
Open LibraryOL20532683M

  Photos at the same scale or larger should be used to insure that theresolution of the photograph matches the degree of precision required for therevised information Determining the scaleThere are four basic methods of determining the scale of an aerial photographwhich, in decreasing order of accuracy, are as follows: i) the relationship. The Ocean Tipping Points team has synthesized a great deal of data and developed several resulting products to date. The project has expanded datasets of fish and other reef species diversity, identified and mapped different reef types across Hawaiʻi, linked these “regimes” to different environmental and human-based factors, created maps. Aerial mapping cameras Every aerial mapping camera superimposes fiducial marks on. each photo. The fiducial marks. can be used to determine the. principal point (+) of the photo, as. well as to determine if the photo. is distorted (compare the measured. distances between .

Factors influencing longevity of aerial photographic products on archival storage by M. Edge Download PDF EPUB FB2

We offer products for art photographers, gallery owners, archivists and museum professionals for archival quality storage and display of photographic prints as well as slides, negatives and film.

You will also find acid free storage boxes and 4 flap folders for antique photographic materials such as glass plates and cyanotypes.

Scanning Photographs: Why these 8 Steps for Family Archiving are Important. The answers to the questions posed in the photo above are in fact some of the most important things you can do when it comes to family history scanning photographs, old & new / archivally storing the originals / and then backing everything up.

Print permanence refers to the longevity of printed material, especially photographs, and preservation time, the optical density, color balance, lustre, and other qualities of a print will degrade.

The rate at which deterioration occurs depends primarily on two main factors: the print itself, that is, the colorants used to form the image and the medium on which image resides, and. From slide storage boxes, to photo album binders and scrapbooks, we have the complete range of archival quality photo storage.

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Aerial Photography. In texts on aerial photogrammetry or photo-interpretation, various types of aerial photographic cameras are discussed in detail (e.g.

Lillesand and Kiefer, ; Paine, ).The implications of flight height, photographical orientation, and view angle on aerial photographic products are briefly discussed here. Improper storage, faulty repairment, rough handling, deliberate.

to increase the longevity of the library resources. These are among others: factors affecting the preservation and. A number of factors influence storage decisions – condition of the photographs in question, frequency of use, space, environmental conditions, and staff and financial resources available.

Often only incremental improvements can be made when working with large collections – but these can have a dramatic impact over the long term. Web Edition Table of Contents Introduction Creating Audiovisual Records Maintaining Audiovisual Records Scheduling and Disposition Records Elements for Archival Materials Further Information and Assistance Appendix A.

Series Inventory Form Appendix B. Audiovisual Records Management Self-Evaluation Checklist Appendix C. General Records Schedule (GRS) 21 Appendix.

In library and archival Factors influencing longevity of aerial photographic products on archival storage book, preservation is a set of activities aimed at prolonging the life of a record, book, or object while making as few changes as possible. Preservation activities vary widely and may include monitoring the condition of items, maintaining the temperature and humidity in collection storage areas, writing a plan in case of emergencies, digitizing items, writing.

Storage is the first and best means of defense in safely preserving archival holdings. Choices made in storage type and methodology have the greatest influence on the long-term preservation of records.

A primary preservation goal is to house all records appropriately based on their size, format, and composition. Housing enclosures provide physical support and protection as. Factors affecting aerial photography: Atmospheric conditions: The presence of particles (smoke or dust) and molecules of gases in the atmosphere tends to reduce contrast because of scattering, therefore, the best time photography is when the sky is clear (November-February).

Scale: Scale is the ratio of distances between two images on an aerial photograph and the actual distance between the. The various factors influencing the quality of the products are also identified.

Examples from a case study on the Mam Tor landslide are used to illustrate the benefits of the different approaches. Archival storage boxes can provide an effective microenvironment which minimize relative humidity fluctuations within the box, and hence the relative humidity fluctuations affecting the records stored within the box.

Cold Storage If one preservation strategy is clear from the. RECOMMENDATIONS FOR ARCHIVAL PHOTOGRAPHY IN ARCHAEOLOGY AND CULTURAL HERITAGE. While there is no particular reason why archaeologists and cultural data custodians might prefer different formats while ensuring long-term sustainability of their digital images, the following resources will provide further information about regulation compliance and archival workflows.

To shepherd your digital photos through generations, three major factors have to be considered. The Security of Your Files. The ideal solution, says stock photographer and image preservation expert David Riecks, is known as the “ approach.” That’s three copies of a file, stored in two different places with one of those locations off.

Technical Factors in Aerospace Photography, John W. Cain. Aerial photography has been recognized since World War II as a prime means for acquiring intelligence; detailed analysis of the camera's faithful and permanent record of what falls within its view produces information of unusually high reliability.

In recent years its product has been particularly valuable, and an insight into some of. Technology of photography - Technology of photography - The photography industry: Present-day manufacture of cameras and other photographic equipment is concentrated in mass-production plants that make most of the components (camera bodies, lenses, shutters, and other parts) on largely automated machines; the components are then assembled by semiskilled or skilled labour.

iv) Photographic “keys” or file photos of significant features are extremely useful as aids to current investigation and as “memory joggers” in complex situations. Stereoscopes and stereoscopic vision. Aerial photographs convey only a weak impression of relief unless a stereoscope is used to produce a three-dimensional image.

This article treats the historical and aesthetic aspects of still photography. For a discussion of the technical aspects of the medium, see photography, technology a treatment of motion-picture photography, or cinematography, see motion picture, history of, and motion-picture technology.

General considerations. As a means of visual communication and expression, photography has distinct. A laboratory test system was set up to permit the introduction of image degrading factors (haze, vibration, etc.) encountered in aerial photography.

This thesis describes the test equipment, procedure and results of each phase, and sets forth some general conclusions in the form of a table of image defects with their possible causes. Images on aerial photographs are permanent and unbiased representation of objects on occurring on earth’s surface.

There are several factors like shape, size, pattern, tone, texture, shadow, site and association in identifying object on aerial photographs. Process of photo interpretation involves detection of a feature and its identification.

The growth of fungi is revealed by the formation of whitish patches on book covers and documents, which later may become brownish or greenish in color.

It is a common experience to note that this mold growth occurs more readily on items made of organic materials that are tightly packed, and this is due to the fact that a thin, stagnant pocket.

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Archival papers. Papers designated archival, permanent, acid-free or of photographic quality promote the long-term preservation of records and archives. Archival papers are used for a variety of purposes: they can provide the medium on which documents are recorded; or form packaging for records.

For the most part, permanent papers. AERIAL PHOTOGRAPHY An aerial photograph is today's most complete and informative, yet most economical, represen- tation of the earth's surface. Aerial photo- graphs give perspective views of the terrain. They reveal hill and dale, soil and water pat- terns, wonders and ravages of nature, and works of man.

The Soil Conservation Service (SCS). Keep in mind that backup and archiving isn't permanent with digital media, you're not storing the photos on a single medium for 50 years. So the longevity of the storage medium isn't relevant to this discussion.

Digital storage needs to be refreshed on a regular basis. For me that's about a. Historic aerial photography allows researchers to view a landscape, town or even a building from the air, as it was at a particular point in time.

The Library holds a national series of imagery of Australia, collected between and All Australian States and major regions are represented in the collection, although the degree of representation is collection supports a wide.

Aerial Imagery supports the outright avoidance of adverse impacts of hazards and related disasters. They also help the systematic efforts to analyse and manage the causal factors of instance, an Aerial Photograph can help - from a general perspective - to analyse the risks, to plan and implement the changes needed such as.

Book Publishing. Guidelines for Book Proposals; such as researching unidentified photographs or identifying common photo processes Become aware of archival housing and storage options for photographic materials.

Learn about photograph copy services and digitization planning. Preserving and Conserving Archived Photographs: An Annotated Bibliography. Todd Anselmo. June 6, Summary Section. Introduction and Scope: Photographs have been as important a tool for the teaching and understanding of history as diaries and journals, and conserving or preserving these priceless artifacts of exact images of history has been, and will continue to be, a critical task for.

Activities are designed to generate practical solutions to improve organization and access to collections with photographic materials. Note: Although they may be mentioned, this course does NOT focus on photo format identification, preservation housing and storage strategies, data structure standards (like EAD or MARC), or cataloging and.Learn about the factors affecting aerial photography, including altitude, motion, weather & atmospheric conditions, time of day, type of aircraft and lens choice.Aerial photography offers views of buildings and landscapes that cannot be captured from the ground.

Aerial photographs are especially useful in the real estate industry to show overall views of large buildings or properties or land that is open to development, as well as the surrounding landscape, roads, and other buildings and features.