Specifications are presented as follows: cylindrical dry cell; pin-type porcelain insulators. (See also - discussion p D106-D107; Ry. Age (Daily Edition), vol. 86, no. 9B, Mar. 6, 1929, pp. D105-D106)
Chemicals
Am. Ry. Assn. -- Signal Section Proc
American Railway Association -- Signal Section Proceedings ; 26 , n 3 ; p 639-653
1929
15 pages
Article (Journal)
English
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Engineering Index Backfile | 1929
TIBKAT | 1989
|Engineering Index Backfile | 1944
|Engineering Index Backfile | 1965
|Dispensing chemicals without spillage
Online Contents | 2008