David Lageson

@DHC (1) acquired 2017 (1) BMC 210 (1) charity (1) Colorado (1) Earth/Environmental Science (1) field guide (2) field guides (2) geography (2) geology (48) Geology Division (1) Great Basin (1) guide (2) guidebook (7) Identification & Field Guides (1) illustrated (1) illustrations (1) in Del Norte (1) maps (2) memoir-and-travel (1) non-fiction (8) own (1) photographs (2) read 2000-2007 (1) read 2021 (1) read in 2011 (1) reference (4) Regional Geology/Paleontology (1) rev. 2nd ed. (1) roadside (2) roadside geology (3) Roadside geology series (1) science (7) Sciences-Geology (1) Sierra Nevada (1) sold 2018 (1) States - Wyoming (1) travel (10) USA (3) Wyoming (23)