John Scotford made a stylized version of the shield during the 1960s, but it did not see the success of MacDonald's design. The shield appears to have been used as the basis of the shield of the Geisel School of Medicine, and it has been reproduced in sizes as small as 20 micrometers across. The design has appeared on Rudolph Ruzicka's Bicentennial Medal (Philadelphia Mint, 1969) and elsewhere.
=== Nickname, symbol, and mascot ===
Dartmouth has never had an official mascot. The nickname "The Big Green", originating in the 1860s, is based on students' adoption of a shade of forest green ("Dartmouth Green") as the school's official color in 1866. Beginning in the 1920s, the Dartmouth College athletic teams were known by their unofficial nickname "the Indians", a moniker that probably originated among sports journalists. This unofficial mascot and team name was used until the early 1970s, when its use came under criticism. In 1974, the Trustees declared the "use of the [Indian] symbol in any form to be inconsistent …
