National Bureau of Standards and Commerce Department
Sort Author:
National Bureau of Standards
Date:
Sept. 15, 1944
Publish Date ISO Format:
1944-09-15T00:00:00Z
Publication Start:
19440915
Publication End:
19440915
Corporate/Agency Author:
National Bureau of Standards
Publication month:
4
Publication year:
1944
SuDoc number:
C 13.16:766
Description:
6 p. 4°
Notes:
(Letter circular LC-766.) [Processed. Prepared in cooperation with John J. Bowman, chairman of Educational Committee of Horological Institute of America. Supersedes LC-668.]
Notes:
(Letter circular LC-766.) [Processed. Prepared in cooperation with John J. Bowman, chairman of Educational Committee of Horological Institute of America. Supersedes LC-668.] † Distribution Made by Issuing Office.