Faculty.

Professor Henry Van Ingen wearing a black hat and dark suit. He is seated, holding a book. Also shows two female students wearing hats and long dresses, standing in front of Vassar Lake and trees. A bridge crosses the lake.

Interior (the Meridian Room) of Observatory of Vassar College with telescopes, brick pillars, ladder, table, chair, clock and books on shelves. Also shows professor Mary W. Whitney (?) and students wearing long, dark dresses, some with hats. They are seated or standing around the telescope. One of

Interior of Observatory dome of Vassar College with an equatorial telescope and ladder. Also shows Maria Mitchell wearing a long, dark dress and shawl, seated on the left and Mary W. Whitney wearing a long, dark dress, leaning on a ladder on the right.

Observatory of Vassar College with path, lawn, trees and lamp post. Also shows Maria Mitchell, members of the classes of 1871-1874 using astronomical instruments and a boy seated on the steps. Woman halfway up the steps is Abby Farwell Ferry, VC 1872.

Professor Maria Mitchell with six female students wearing long dresses, seated on the interior steps of the Vassar College Observatory (the Parlor). A table, lamps, books, papers and area rug are in the foreground. A telescope and steps are seen through open double doors. Also shows furniture

Professor Maria Mitchell with six female students wearing long dresses, seated on the interior steps of the Vassar College Observatory (the Parlor). A table, lamps, books, papers and area rug are in the foreground. A telescope and steps are seen through open double doors. Also shows furniture

Expedition to Colorado to view the 1878 solar eclipse. Astronomy professor Maria Mitchell and students wearing hats and long dresses, seated by telescopes on a plain. Two men wearing hats, a tent, ladder and horse-drawn, canopied wagon are in the background.