Robert Duffy (American football) (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Robert Duffy (American football)" in English language version.

refsWebsite

Global rank English rank

1newspapers.com

55^th place

36^th place

newspapers.com

McDevitt 1974. McDevitt, Frank (December 10, 1974). "Robert Duffy, 71; GOP Official, Former City Register of Wills". Philadelphia Inquirer. p. 4-B – via Newspapers.com.