File:Alexduff.jpeg

Summary
http://lcweb2.loc.gov/cgi-bin/query/D?ils:2:./temp/~pp_J3rp::@@@mdb=fsaall,app,brum,detr,swann,look,gottscho,pan,horyd,genthe,var,cai,cd,hh,yan,bbcards,lomax,ils,prok,brhc,nclc,matpc,iucpub,tgmi

"Library of Congress: Identification from a photograph by George H. Weeks, PH - Weeks (G.), no. 1 (AA size). Forms part of: Daguerreotype collection (Library of Congress). Produced by Mathew Brady's studio."