Regulations for automatic signalling with three-position upper quadrant semaphore and colour light signals
Maker and role
New Zealand Railways, Author
Production date
1928
Object detail
Accession number
07-2056
Maker
Media/Materials
Physical description
40 p., [5] leaves (some fold.) : ill., diagrs. ; 25 cm.
Credit line
New Zealand Railways. 1928. Regulations for automatic signalling with three-position upper quadrant semaphore and colour light signals, 07-2056. Walsh Memorial Library, The Museum of Transport and Technology (MOTAT).
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