An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the
United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Ordering procedures for photographic enlargement products--NAPP, NHAP, and custom
Fact Sheet
041-00
By: Water Resources Division, U.S. Geological Survey
Established in 1987, the National
Aerial Photography Program (NAPP)
collects aerial photographs of the 48
conterminous States on a 5-year
cycle.
Copies of NAPP images are available
in black-and-white and (or) color- Figure 1. NAPP paper-print sizes and their corresponding scales for standard enlargements.*
infrared film at 1 :40,000 scale.
Figure 1 shows NAPP paper-print
sizes and their corresponding scales
for standard enlargements.
Suggested Citation
Water Resources Division, U.S. Geological Survey, 2000, Ordering procedures for photographic enlargement products--NAPP, NHAP, and custom (Superseded by FS-102-02): U.S. Geological Survey Fact Sheet 041-00, 2 p., https://doi.org/10.3133/fs04100.
ISSN: 2327-6932 (online)
Publication type
Report
Publication Subtype
USGS Numbered Series
Title
Ordering procedures for photographic enlargement products--NAPP, NHAP, and custom