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

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

A Robot Named Clunk: Book 1 in the Hal Spacejock humorous scifi series

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

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

Max Damage: Book 9 in the Hal Spacejock series

Second Course: Book 2 in the Hal Spacejock humorous scifi series

Just Desserts: Book 3 in the Hal Spacejock humorous scifi series

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

Cold Boots: Book 10 in the humorous scifi series

Sierra Bravo: Book 3 in the Harriet Walsh series

Peace Force: Book 1 in the Harriet Walsh series

Foxtrot Hotel: Book 4 in the Harriet Walsh series

Zero: A prequel to the humorous science fiction series

Alpha Minor: Book 2 in the Harriet Walsh series

Frontier

Raiders

The Secret Signal: Book 1 in the Hal Junior series