B. J. Bretherton

8 public-domain plates in the archive

• Tamias townsendii townsendii 4 Sep 1895
• Microtus townsendii townsendii 19 Jul 1895
• Marmota olympus 19 Aug 1894
• Peromyscus keeni oreas 9 Sep 1894
• Otospermophilus beecheyi douglasii 15 Oct 1895
• Tamiasciurus douglasii douglasii 27 Jul 1895
• Tamiasciurus douglasii douglasii 26 Aug 1894
• Peromyscus keeni oreas 2 Sep 1894