TY  - BOOK
AU  - Vermon H M
AU  - Smith Lorrain I
AU  - Vermon M D
TI  - Two studies on hours of work: five hour spells for women, with reference to rest pauses
U1  - 000SB:331.81 
PY  - 1928///
CY  - London
PB  - HMS Office
N1  - Two shift system in certain factories by Smith Mary and Vermon M D
ER  -