The digital electronic watch /
Hyltin, Tom M.
The digital electronic watch / Tom M. Hyltin. - New York : Van Nostrand Reinhold, c1978. - vii, 239 p. : ill. ; 24 cm.
0442225962
Electronic watches, Digital.
681/.114 / HYL
The digital electronic watch / Tom M. Hyltin. - New York : Van Nostrand Reinhold, c1978. - vii, 239 p. : ill. ; 24 cm.
0442225962
Electronic watches, Digital.
681/.114 / HYL