Image: US Flag spec TIOH 5-1-17 1967

Description: Specification for the 1960, 50-star U.S. Flag, containing the official dimensions and flag sizes. This is the Army Institute of Heraldry drawing 5-1-17, dated April 25, 1967, last updated December 9, 1973 (apparently replacing the original 1959 version of drawing 5-1-17).
Title: US Flag spec TIOH 5-1-17 1967
Credit: Extracted as Figure 1 from PDF version of Federal Specification DDD-F-416F, "Flag, National, United States of America and Flag, Union Jack", the current primary U.S. Government specification for the flag (direct PDF URL [1])
Author: Army Institute of Heraldry
Permission: This image shows a flag, a coat of arms, a seal or some other official insignia produced by the United States Army Institute of Heraldry. It is in the public domain but its use is restricted by Title 18, United States Code, Section 704 [2] and the Code of Federal Regulations (32 CFR, Part 507) [3], [4]. Permission to use these images in the USA for most commercial purposes must be obtained from The Institute of Heraldry prior to their use.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No