Big Bang: Book 7 in the Hal Spacejock humorous scifi series

No Free Lunch: Book 4 in the Hal Spacejock humorous scifi series

Max Damage: Book 9 in the Hal Spacejock series

Safe Art: Book 6 in the Hal Spacejock humorous scifi series

Baker's Dough: Book 5 in the Hal Spacejock humorous scifi series

Double Trouble: Book 8 in the Hal Spacejock humorous scifi series

Sierra Bravo: Book 3 in the Harriet Walsh series

Just Desserts

Zero: A prequel to the humorous science fiction series

Peace Force: Book 1 in the Harriet Walsh series

Alpha Minor: Book 2 in the Harriet Walsh series

Foxtrot Hotel: Book 4 in the Harriet Walsh series

Hal Spacejock Omnibus One

Frontier

Raiders

A Robot Named Clunk

Second Course

Albion: A Hal Spacejock novella

The Gyris Mission: Book 3 in the Hal Junior series

The Comet Caper: Book 4 in the Hal Junior series