Year

Year the county and/or area was flown. For example, an entry of 1950/51 indicates the area was flown in 1950 and 1951.

Have

Indicates the Map and Government Information Library 's holdings for a photo set and the extent of county coverage.

Code  Description
P

Partial flight only - entire county not covered by the photo set

none No photos held
few Less 20% of total county area covered by photos held
part Over 20% but less 80% of total county area covered by photos held
most Over 80% of total county area covered by photos held
all 100% of total county area covered by photos held

NOTE: no P code entry indicates full county coverage

Index

Number of index sheets for a photo set. A number in parentheses indicates the Map and Government Information Library does not hold any of the published index sheets for that set.

Scale

The denominator of the scale of the photos, in thousands. For example, 20 indicates a photo set with a scale of 1:20,000. Entries in parentheses indicate the Map and Government Information Library does not have holdings of a photo set of a known scale.

Imagery

Indicates film type, photo bases, and image reproduction type. The three subfields are separated by a slash, i.e. BW/P/+ indicates Black & White positive contact prints on a paper base.

Film Types

Code  Description
BW Black & White or Panchromatic film
BWIR Infrared Black & White film
C Color film
CIR Color Infrared film

Photo Bases

Code  Description
BL Blue line print
F Contact print on film base
P Contact print on paper base

Image Reproduction

Code  Description
+ Positive
- Negative
  No code entry indicates positive

Agency

Indicates the agency or organization responsible for the photos. For further information about a particular agency or organization please choose a code below.

Code Agency
ACCPC Athens - Clarke County Planning Commission
ASCS Agricultural Stabilization and Conservation Service
AT80 A commercial company coverage of Metro Atlanta in the 1980s
COE U.S. Army Corps of Engineers
FBAAC Fort Benning Army Air Corps
GADOT State of Georgia, Department of Transportation
LOWE Lowe Engineers, Atlanta, GA
MI CO Unknown
NASA National Aeronautics and Space Administration
SCS Soil Conservation Service
T-S CSI Tri-State Consulting Services, Inc.
TVA Tennessee Valley Authority
USGS U.S. Geological Survey

Codes

Area, flight or project code assigned to a photo set by the responsible agency or organization or the code assigned by the Map and Government Information Library for that set.