Habakkuk, H. J. <br/><br/>
American and British technology in the nineteenth century   The search for labour saving investions 
H. J. Habakkuk 
 - Cambridge  Cambridge University Press  1962 
 - 222p.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology<br/>Canada<br/>Great Britain<br/>History
<br/><br/><label>LC Class. No.: </label>T19.H23