Historical Imagery Holdings For The United States Department of Agriculture (USDA)
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Historical Imagery Holdings For The United States Department of Agriculture (USDA)
Historical Imagery Holdings For The United States Department of Agriculture (USDA)
Aerial Photography Field Office (APFO)Historical Imagery Holdings For The United States Department of Agriculture (USDA)Written by Louise E. Mathews 2 Historical Imagery Holdings For The United States Department of Agriculture (USDA)2005Table of ContentsSummationSummary of Vault HoldingsAcronym GlossaryChapter 1: Photo Programs Through the YearsChapter 2: What Does Our Vault Contain?Chapter 3: Uses for Historical ImageryChapter 4: Who Uses Our Imagery?Chapter 5: Assessing the Need to ArchiveArguments For and Against ArchivingAs Historical Imagery Holdings For The United States Department of Agriculture (USDA)sessment QuestionsArchiving OptionsAppendix 1: Rolls By ProgramAppendix 2: Rolls By TypeAppendix 3: Vault Holdings By YearAppendix 4: Indexes by TypeAHistorical Imagery Holdings For The United States Department of Agriculture (USDA)
ppendix 5: Indexes by YearAppendix 6: Records Appraisal ToolAppendix 7: Work Orders by YearAppendix 8: Work Orders by CustomerAppendix 9: Work Orders Aerial Photography Field Office (APFO)Historical Imagery Holdings For The United States Department of Agriculture (USDA)Written by Louise E. Mathews 2 Historical Imagery Holdings For The United States Department of Agriculture (USDA)out APFO or Forest ServiceSummationThe format of this report was to answer some basic questions about the Aerial Photography Field Office's historical film library (affectionately known as "the vault"), its past, and its future. The questions I pose here are why we have this collection, what is in i Historical Imagery Holdings For The United States Department of Agriculture (USDA)t, what can it be used for, who uses it. and why should it be archived digitally. Scanning the vault would be a mammoth undertaking, and some clear deHistorical Imagery Holdings For The United States Department of Agriculture (USDA)
cisions would need to be considered before it is seriously proposed.The Aerial Photography Field Office (APFO) reputedly has one of the largest collecAerial Photography Field Office (APFO)Historical Imagery Holdings For The United States Department of Agriculture (USDA)Written by Louise E. Mathews 2 Historical Imagery Holdings For The United States Department of Agriculture (USDA)ng the Farm Service Agency (FSA) and its predecessors. APFO has contracted imagery acquisition for the Forest Service (FS). National Resources and Conservation Service (NRCS). and others.There are 54,533 rolls in the APFO film library. The largest part of the collection, 43%, is ASCS film dating fro Historical Imagery Holdings For The United States Department of Agriculture (USDA)m the mid-1950s through 1982. Nearly all of this is Black and White. Over 20% of the imagery is Natural Color, flown for the Forest Service. The restHistorical Imagery Holdings For The United States Department of Agriculture (USDA)
was flown for a number of other programs, including the National High Altitude Program (NHAP) and National Aerial Photography Program (NAPP).Overall, Aerial Photography Field Office (APFO)Historical Imagery Holdings For The United States Department of Agriculture (USDA)Written by Louise E. Mathews 2 Historical Imagery Holdings For The United States Department of Agriculture (USDA). Nearly 60% of the film was flown before 1980, and nearly all of the film is in the "normal” 9" X 9" flying format.There are 83,875 indexes in the vault. This number refers to individual index sheets: in many cases, more than one sheet was needed to cover a county area. Over 78% of these are photo Historical Imagery Holdings For The United States Department of Agriculture (USDA)indexes, and date from the earlier years of the collection. The last photo indexes were made in 1984. Some of these are in fragile condition: the cataHistorical Imagery Holdings For The United States Department of Agriculture (USDA)
log lists over 100 of poor quality, and these might not holdup to even an archival scan. There is no georeferencing information with these indexes, orAerial Photography Field Office (APFO)Historical Imagery Holdings For The United States Department of Agriculture (USDA)Written by Louise E. Mathews 2 Historical Imagery Holdings For The United States Department of Agriculture (USDA)ndly system for the Sales Section to use. Center point data is available for newer imagery, and this could be easily used in GIS to create custom indexes, perhaps using Digital Raster Graphics (DRGs) or an automated imagery search.The quality of film in the film library is considered to be good by t Historical Imagery Holdings For The United States Department of Agriculture (USDA)hose who have daily contact with it.Historical aerial photography has a great many potential uses, and more would be uncovered as it becomes increasinHistorical Imagery Holdings For The United States Department of Agriculture (USDA)
gly available. In addition to the original agricultural uses, aerial photography can provide a historical record for studying such things as land use Aerial Photography Field Office (APFO)Historical Imagery Holdings For The United States Department of Agriculture (USDA)Written by Louise E. Mathews 2 Historical Imagery Holdings For The United States Department of Agriculture (USDA)ects, transportation planning, creating base maps, and basic enjoyment.APFO is currently doing custom scanning, and has a four month backlog of orders. These scans are not archived, as there is no standard format, size, or metadata creation. Historical Imagery Holdings For The United States Department of Agriculture (USDA)Aerial Photography Field Office (APFO)Historical Imagery Holdings For The United States Department of Agriculture (USDA)Written by Louise E. Mathews 2Gọi ngay
Chat zalo
Facebook