Peter Lassen
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- Hvem Var Peter Lassen? Side 1 Af 7
- Pronghorn Press Catalog
- 1986 Publishedmed by the Loomis Museum Association in Cooperatioen Qcdddtwith Lassen Volcanic National Park for Park Visitorsj
- OREGON-CALIFORNIA TRAILS ASSOCIATION THIRTY-THIRD ANNUAL CONVENTION September 21 - 25, 2015 Hosted by California-Nevada Chapter
- Exploration and Early Settlement in Nevada
- Lassen History Timeline
- The DEBITAGE Say It in French…And It’S More Scientific! the Official Newsletter of the Modoc National Forest Heritage Program