Batt, James R. (ed.) / Wisconsin Academy review
Volume 20, Number 4 (Fall 1974)
Baier, Joseph G.
Mathias Schwalbach: Milwaukee's master mechanic, inventor, and tower clock maker, pp. 20-24
Copyright 1974 by the Wisconsin Academy of Sciences, Arts and Letters.| For information on re-use, see http://digital.library.wisc.edu/1711.dl/Copyright