TY  - BOOK
AU  - Smith,Victor Clyde
AU  - Clarke,Katherine
TI  - Around the clock
T2  - Science for modern living
PY  - 1951///]
CY  - [Philadelphia, Pa.]
PB  - Lippincott
KW  - Timekeeper (general)
KW  - USA
KW  - Juvenile timekeeping
KW  - Teeters, W.R
ER  -