Construction of a 3/4 second pendulum electric clock /
Wilding, John,
Construction of a 3/4 second pendulum electric clock / by John Wilding. - 74 pages : illustrations ; 30 cm
Cover title.
Clock and watch making--Handbooks, manuals, etc.
Electronic clocks and watches--Handbooks, manuals, etc.
how-to practical electrical BHI Wilding, John Wall clock plans
Construction of a 3/4 second pendulum electric clock / by John Wilding. - 74 pages : illustrations ; 30 cm
Cover title.
Clock and watch making--Handbooks, manuals, etc.
Electronic clocks and watches--Handbooks, manuals, etc.
how-to practical electrical BHI Wilding, John Wall clock plans