Vint also significantly expanded the design group's staffing in the late 1920s and 1930s, starting in 1928 with Merel S. Sager.
[1] Other significant architects and landscape architects who were employed by NPS include Herbert Maier, John Wosky, Harold G. Fowler, Cecil J. Doty, Lyle E. Bennett, A. Paul Brown, Mark Daniels, Ernest A. Davidson, Herbert Kreinkemp, Harry Langley, and Ken Saunders.
Vint and others experimented with use of stone and logs to construct buildings in a natural way, following example of landscape architect Frederick Law Olmsted.
[4] Several private architects, though not the subject of this article, also made important contributions to the development of the NPS rustic architectural style.
[5] Nowhere in Rocky Mountain National Park is the theme of NPS Rustic Architecture exemplified better than in the Utility Area Historic District.