Bragg, Sir William Henry <br/><br/>
Old trades and new knowledge ; six lectures delivered before a 'juvenile auditory' at the Royal institution, Christmas 1925  text 
by Sir William Bragg 
 - London  G. Bell and sons, ltd.  1926 
 - xii, 266 p. col. front., illus. (incl. maps) XLI pl. Hbk 
<br/><br/>The trade of the sailor.--The trade of the smith.--The trade of the weaver.--The trade of the dyer.--The trade of the potter.--The trade of the miner. 
<br/><br/><label>LCCN: </label>27002785 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial arts<br/>Technology - Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>680 BRA