Information on spark light-sources obtained from outside laboratories in June, 1947
By: J. H. McMillen.
Contributors: U.S. Naval Ordnance Laboratory, White Oak, Md
Series: U.S. Naval Ordnance Laboratory. Mechanics Division technical note -- no. Hy-5
Publisher: U.S. Naval Ordnance Laboratory
Published: 1947
Place of publication: [White Oak, Maryland?]