TY  - BOOK
AU  - Dobsky,Karlheinz
TI  - Herz der Zeit: vom Schattenstab zur Atomuhr 
T2  - Lux-Lesebogen
PY  - 1957///]
CY  - Murnau, München
PB  - Lux
KW  - Time
KW  - Social aspects
KW  - History
KW  - Time measurements
KW  - Germany
KW  - Time timekeeping
ER  -