1. Washington Maps University Of Minnesota Public content 1892. P. 99. Scale approximately 1:1,013,760 General Map Collection. publisher not identified.
2. W.H. Pumphrey's map of western Washington : compiled from official records and personal reconnaissance Maps University Of Minnesota Public content 1892. Thomson & White. 1891--Cover.; Hand colored.; Relief shown by hachures and spot heights. 126 x 177 centimeters on 2 sheets Scale 1:380,160 General Map Collection. W.H. Pumphrey (Seattle, Wash), 1892.