11:20, 1 June 2007SDCtalkcontribs uploaded
File:Arthur W Hummel Sr.jpg(Arthur W. Hummel, Sr., chief of Orientalia Department at the Library of Congress Taken from Library of Congress. http://lcweb2.loc.gov/cgi-bin/query/D?fsaall:11:./temp/~pp_B4tj::@@@mdb=fsaall,app,brum,detr,swann,look,gottscho,pan,horyd,genthe,var,cai,cd)
11:19, 1 June 2007SDCtalkcontribs uploaded
File:8d05041r.jpg(Arthur W. Hummel, Sr., chief of Orientalia Department at the Library of Congress Taken from Library of Congress. http://lcweb2.loc.gov/cgi-bin/query/D?fsaall:11:./temp/~pp_B4tj::@@@mdb=fsaall,app,brum,detr,swann,look,gottscho,pan,horyd,genthe,var,cai,cd)
23:25, 30 November 2006SDCtalkcontribs uploaded
File:Sulfur lamp plasma at startup.jpg(Photo taken from http://flickr.com/photos/37643027@N00/303524177/ An electrodeless sulfur lamp just after ignition will mainly radiate argon lines and little blue sulfur light (look at the right side of the lamp). As the sulfur pressure increases in resp)
09:30, 30 October 2006SDCtalkcontribs uploaded
File:S. S. McClure.JPG(S. S. McClure photo from the Library of Congress: http://lcweb2.loc.gov/cgi-bin/query/I?fsaall,app,brum,detr,swann,look,gottscho,pan,horyd,genthe,var,cai,cd,hh,yan,bbcards,lomax,ils,prok,brhc,nclc,matpc,iucpub,tgmi,lamb:1:./temp/~pp_ttwK::displayType=1:m)