L. Averill Cole postcard. Brussels, to May Bramhall Foster 1906 April 24
L ' Ecole de Reliure: graduation diploma for L. Averill Cole for study with Joseph Hendricks 1905 December 31
L ' Ecole de Reliure: graduation diploma for L. Averill Cole for study with Louis Jacobs 1906 January 15
Louis Jacobs L. Averill Cole in Jacobs' studio, Brussels: two photographs approximately 1904
Louis Jacobs Thank you note in the form of an illuminated manuscript, sent to L. Averill Cole for care packages sent during World War I approximately 1918
Robert J. Milevski The Extra Binding Operation at the Riverside Press, Cambridge, Massachusetts: talk 2008 February
Robert J. Milevski L. Averill Cole: research photocopies 2003-2008
Sandra Howland Smith L. Averill Cole Biographical Notes 2015
Sandra Howland Smith Selected Fine Bindings of L. Averill Cole (1880-1971): bound volume 2012
Panama-Pacific Exposition, San Francisco, gold medal for bindings: framed gold medal 1915
Ephemera: L. Averill Cole bookplate, autograph note, exhibition invitation, photocopy of marriage certificate, printed material undated