- Parachuting: The Skydiver's Handbook
- Now You're Talking!: All You Need to Get Your First Ham Radio License, 5th Edition
- The ARRL General Class License Manual for the Radio Amateur, 4th Edition
- The ARRL Extra Class License Manual, 8th Edition
The last 3 drew a lot of comments from coworkers, who saw them lying on my desk. I guess there are a fair number of hams at work.