William Gray Hassler with fishing tackle, showing his catch to two unidentified girls (Dorothy and Daisy Sprore?), undated (ca. 1911-1913).

William Gray Hassler showing his baitfish to Dorothy and Daisy Sprore, New York City, undated (ca. 1911-1913).

William Gray Hassler photographing two other children on a beach, Palisades Interstate Park, July 5, 1914. Possibly the children of Edna May Smith, Woodland Street, Englewood, N.J.

William Gray Hassler photographing two other children on a beach in front of a dock, Palisades Interstate Park, July 5, 1914. Possibly the children of Edna May Smith, Woodland Street, Englewood, N.J.

William Gray Hassler photographing two men (J. Holder and Gray?) holding dogs, Palisades Interstate Park, July 5, 1914. Possibly outside the home of J.Holder of Alpine, N.J.

William Gray Hassler and four unidentified girls, seated on park benches, talking, Isham Park, Inwood, New York City, undated (ca. 1913-1914).

William Gray Hassler and four unidentified girls running in Isham Park, New York City, undated (ca. (1911-1914).

William Gray Hassler and four unidentified girls posing on a park bench, Isham Park, Inwood, New York City, undated (ca. 1913-1914).

William Gray Hassler and an unidentified girl working in a vegetable garden, New York City, undated (ca. 1912-1916). Possibly Isham Park, Inwood.

William Gray Hassler and an unidentified girl tending a vegetable garden, New York City, undated (ca. (1911-1914).

Unientified little girl being given a ride on a donkey, Central Park (?), New York City, undated (ca. 1913-1914).

Unidentified woman demonstrating the use of an electric iron, watched by little girl, undated (ca. 1913-1914). Photographed for United Electric.

Unidentified teenage girl in a wizard costume posing on the grounds of Fordham College [i.e. Fordham University], Bronx, undated [ca. 1918]. Photographed for the Interborough Rapid Transit Company.

Unidentified teenage girl in a gypsy costume posing on the grounds of Fordham College [i.e. Fordham University], Bronx, undated [ca. 1918]. Photographed for the Interborough Rapid Transit Company.

Unidentified teenage girl in a gypsy costume posing on the grounds of Fordham College [i.e. Fordham University], Bronx, undated [ca. 1918]. Photographed for the Interborough Rapid Transit Company.

Unidentified man and two girls seated on a stoop on E. 137th Street, [Bronx? New York City?], May 30, 1916.

Unidentified little girl with dolls in a toy pram, New York City, undated (ca. 1911-1921).

Unidentified little girl playing with a dog, New York City, undated (ca. 1911-1914).

Unidentified little girl in costume on the grounds of Fordham College, Bronx, undated [ca. 1918].

Unidentified little girl in coat ('Agent 207 up'), New York City, November 27, 1918.

Unidentified little girl in coat ('Agent 207 up'), New York City, November 27, 1918.

Unidentified little girl in coat ('Agent 207 up'), New York City, November 27, 1918.

Unidentified little girl demonstrating the use of an electric iron, undated (ca. 1913-1914). Photographed for United Electric.

Unidentified girl tending a vegetable garden, New York City, undated (ca. (1911-1914).