Results for "Science -- History"
Dr. Anson Hines
- Date: 1986
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Jane Glaser at Work
- Date: 1984
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Dick Doud at work
- Date: 1984
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Sylvia H. Williams
- Date: 1983
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Office of Educational Research
- Date: 1983
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Helen Donaldson at her desk
- Date: 1986
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Ted Juchno
- Date: 1981
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
"Railroad" Harris in NMAH Railroad Hall
- Date: 1982
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Examining Recent AMSG Acquisitions
- Date: 1986
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Deborah Bennett and Tim Coffer with Mollusks, 1979
- Date: October 1979
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Dr. Anson Hines
- Date: 1986
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
Crime stoppers James Burford, Anthony Pineau, and Raymond Watson, 1981
- Date: November 1981
- Creator: Ploskonka, Jeffrey
- Creator: Ploskonka, Jeffrey
