Colvin, front row second from the right, on the “Prison Special,” 1919
source: Internet Archive https://archive.org/details/suffragist07cong_10

Cover of the Maryland Suffrage News, May 29, 1915
source: https://chroniclingamerica.loc.gov/lccn/sn89060379/1915-05-29/ed-1/seq-2/

Cover of the Maryland Suffrage News, May 29, 1915
source: https://chroniclingamerica.loc.gov/lccn/sn89060379/1915-05-29/ed-1/seq-1/

Maryland Suffrage News, masthead 1912
source: https://chroniclingamerica.loc.gov/lccn/sn89060379/1912-11-23/ed-1/seq-2/

Portrait of Alfred Blalock's 1000th "blue baby" surgery patient
source: Image was presumably published in the Daily Express. The print bears a "Daily Express Photograph" stamp on the back. This photograph was later used as a background prop in one of Yousuf Karsh's photographic portraits of Afred Blalock.
date: circa 1950

Vivien Thomas

Alfred Blalock lecturing, circa 1950s
subject: Alfred Blalock
description: Digital image files (TIFF and JPEG) maintained by Alan Mason Chesney Medical Archives.
date: circa 1950s
identifier: Item 147396

Vivien Thomas portrait presentation
subject: Vivien Thomas
description: Description: A portrait of Vivien Theodore Thomas, the pioneering African-American surgical technician who helped develop the famous blue baby operation, was commissioned by his many colleagues and trainees at Johns Hopkins and was presented at the Biennial meeting of the Johns Hopkins Medical and Surgical Association in 1971. This recording of the presentation features speeches by George Zuidema, director of the department of surgery; Russell Nelson, president of The Johns Hopkins Hospital; C. Rollins Hanlon, and J. Alex Haller, two surgeons who worked with Thomas; David E. Rogers, dean of the Johns Hopkins University School of Medicine; and Vivien Thomas himself.
source: Vivien Theodore Thomas Collection, Item no. 274768.
date: 1971-02-27