Global change overhead transparency masters.

Mode of access: Internet.

The transparency by black and white Secchi disc of the waters of New York and Newport Bights : Cruise STIRNI I, July-September 1951 /

Caption title.

Proof test of water transparency method of depth determination /

Mode of access: Internet.

New Building - Interior - Art Department Positive Transparency of Photo Gallery [Detroit News]

cracked, positive, taped edges

New Building - Interior - Conference Room - Positive Transparency [Detroit News]

Positive, taped edges

New Building - Interior - Press Control - Transparency [Detroit News]

Taped edges; positive, Adjust image to portrait layout

New Building - Interior - Presses - Transparency - Positive [Detroit News]

Taped unevenly around image.

Color transparency, portrait of Marjorie M. Post

2 scans - first as print looks today (it has color shifted - badly - over time), 2nd as it looks with color correction applied by scanner

Color transparency, portrait of Marjorie M. Post

2 scans - first as print looks today (it has color shifted - badly - over time), 2nd as it looks with color correction applied by scanner

Little Red School House, Barber's Corners, NY where Amanda Sanford (M.D. UM 1871) began her education [Transparency of a watercolor]

Scanned one of the two transparencies (the one I judged as having better contrast). Original watercolor in Cayuga Museum of History & Art, Auburn, NY