Methods of compiling statistics of railway accidents.
Methods of compiling statistics of railway accidents.
- Geneva, 1929.
- 82 p. 24 cm.
- Studies and reports, series N, Statistics, no. 15 .
At head of title: International Labour Office.
l 29000106
Industrial accidents--Statistics.
Railroad accidents--Statistics.
HD4813 / .I4 ser. N, no. 15
At head of title: International Labour Office.
l 29000106
Industrial accidents--Statistics.
Railroad accidents--Statistics.
HD4813 / .I4 ser. N, no. 15