Paragraphs on printing, 1979 : t. p. (Bruce Rogers)

Bennett, P., Books and printing, 1991 : p. viii (Bruce Rogers)

WWW VIAF, sept. 2017. (Rogers, Bruce, 1870-1957 ; Rogers, Bruce (American graphic designer and typographer, 1870-1957)) http://viaf.org/viaf/66588089/

https://en.wikipedia.org/wiki/Bruce_Rogers_(typographer)