Routson, H. W.  1879- <br/><br/>
Locksmithing and general shop information :  being a clear and comprehensive treatise on locksmithing, together with an assortment of useful information collected and arranged for the benefit of locksmiths, novelty-shops, carpenters, building contractors, and any one engaged or in any way interested in the handling of locks or anything of that nature / 
arranged and published by H.W. Routson. 
 - Oakland, Calif. :  H.W. Routson,  c1923. 
 - 140 p. :  ill. ;  18 cm. 
<br/><br/> "Safe drilling directions": [1] folded mimeographed leaf, tipped in at end. 
<br/><br/><label>LCCN: </label>ca 24000475  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Locks and keys.<br/>Locksmithing.
<br/><br/><label>LC Class. No.: </label>TS520  / .R6