TY  - BOOK
AU  - Rüffert,F.W.
TI  - Katechismus der Uhrmacherkunst
PY  - 1885///
CY  - Leipzig
PB  - Weber
KW  - Clock and watch making
KW  - Clocks and watches
KW  - Horology
KW  - TheoryGeneral
KW  - Germany
KW  - Catechism
KW  - Historic textbook
KW  - Rüffert F.W
KW  - Timekeeper (general)
KW  - textbook
KW  - clock
KW  - watch
KW  - antique
ER  -