Barber,Thomas Walter. <br/><br/>
Engineer's sketchbook of mechanical movements,devices,appliances contrivances and details 

 - 7th 
 - London  E & F.N Spon  1948 
 - xvi,355p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical Movements
<br/><br/><label>Dewey Class. No.: </label>621  / B2341