by Hazel Strand, center verso in graphite: Paul Strand HS; by later hand, upper left verso in graphite: EW-NY-#108; by later hand, upper center verso in graphite: Master
Paul Strand Archive, Aperture Foundation, Millerton, NY; Southwestern Bell Corporation, St. Louis, MO; gift to NGA, 1991
- Greenough 1990, p. 158, illus. p.156.
- Paul Strand. A Retrospective Monograph. The Years 1915-1968 (Millerton, 1971), p. 45
- Rosenblum, Naomi. "Paul Strand. The Early Years, 1910-1932." Ph.D. dissertation, City University of New York, 1978: fig. 100.
- Greenough 1990, p. 158, illus. p. 156