Electric lamps. United States Government specifications for large tungsten filament incandescent electric lamps, Federal Specifications Board, Standard specification 23, officially adopted by Federal Specifications Board, Feb. 15, 1922, for use of Departments and independent establishments of Government in purchase of incandescent electric lamps, revision approved Feb. 6, 1923. 10th edition.
Publication Title:
Electric lamps. United States Government specifications for large tungsten filament incandescent electric lamps, Federal Specifications Board, Standard specification 23, officially adopted by Federal Specifications Board, Feb. 15, 1922, for use of Departments and independent establishments of Government in purchase of incandescent electric lamps, revision approved Feb. 6, 1923. 10th edition.
Display Title:
Electric lamps. United States Government specifications for large tungsten filament incandescent electric lamps, Federal Specifications Board, Standard specification 23, officially adopted by Federal Specifications Board, Feb. 15, 1922, for use of Departments and independent establishments of Government in purchase of incandescent electric lamps, revision approved Feb. 6, 1923. 10th edition.
Corporate Agency Authors:
Standards Bureau and Commerce Department
Sort Author:
Standards Bureau
Date:
Feb. 7, 1923
Publish Date ISO Format:
1923-02-07T00:00:00Z
Publication Start:
19230207
Publication End:
19230207
Corporate/Agency Author:
Standards Bureau
Publication month:
11
Publication year:
1923
Description:
16 p. large 8°
Notes:
(Circular 13.)
Notes:
(Circular 13.) * For Sale by Superintendent of Documents. Paper, 5c.
Availability:
* For Sale by Superintendent of Documents. Paper, 5c.