| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Alaska Map by Imus Geographics | 978-0-9665345-8-0 (0-9665345-8-1) | 2016 |
| Chugach State Park Map | 978-0-9665345-7-3 (0-9665345-7-3) | 2006 |
| Sierra Nevada: Includes: Yosemite, Sequoia and Kings Canyon Nat'l Parks, Mount Whitney, Lake Tahoe, Gold Country, San Joaquin Valley, | 978-0-9665345-2-8 (0-9665345-2-2) | 2006 |
in Gemeinsch. mit d. Normenausschuss Wasserwesen (NAW) im DIN Fachgruppe Wasserchemie in d. GDCH