A. E. Whitney, undated [circa 1900-1910].

A. Gordan Murray, undated [circa 1900-1910].

A. Gordan Murray, undated [circa 1900-1910].

A.B. Wenzell.

A.D. Thomas, undated [circa 1900-1910].

A.E. Whitney, undated [circa 1900-1910].

A.E. Winter, undated [circa 1900-1910].

A.E. Winter, undated [circa 1900-1910].

A.I. Nevins, undated [circa 1900-1910].

A.M. Marks, undated [circa 1900-1910].

Alex Cameron, undated [circa 1900-1910].

Alex Cameron, undated [circa 1900-1910].

Allen D. Woods, undated [circa 1900-1910].

Allen D. Woods, undated [circa 1900-1910].

Allen D. Woods, undated [circa 1900-1910].

Angie, May Voorhees, Flash (dog) and 'I' (unidentified photographer) in a surrey, Hempstead N.Y., June 9, 1891. Taken by the photographer's mother.

B.B. Mixell, undated [circa 1900-1910].

B.W. Livingston, undated [circa 1900-1910].

B.W. Livingston, undated [circa 1900-1910].

B.W. Livingston, undated [circa 1900-1910].

B.W. Livingston, undated [circa 1900-1910].

B.W. Livingston, undated [circa 1900-1910].

Baltimore Horse Show, crowd, undated [circa 1900-1910].

Baltimore Horse Show, crowd, undated [circa 1900-1910].