The Hammer’s Slammers series of Military SF stories and novels focus on a mercenary armored regiment in the 30th century. I based the fiction on my experience in 1970 with the 11th Armored Cavalry Regiment in Viet-Nam and Cambodia.
HAMMER’S SLAMMERS (Ace/1979)
CROSS THE STARS (Connected to Hammer Series) (Tor/1984)
AT ANY PRICE (Baen/1985)
COUNTING THE COST (Baen/1987)
ROLLING HOT (Baen/1989)
THE WARRIOR (Baen/1991)
THE SHARP END (Baen/1993)
THE VOYAGE (Connected to Hammer Series) (Tor/1994)
THE TANK LORDS (Baen/1997)
THE BUTCHER’S BILL (Baen/1998)
CAUGHT IN THE CROSSFIRE (Baen/1998)
PAYING THE PIPER (three Hammer novellas) (Baen/2002)
THE COMPLETE HAMMER’S SLAMMERS vol.1 (Night Shade Books/2006; pb edition Baen/2008)
THE COMPLETE HAMMER’S SLAMMERS vol.2 (Night Shade Books/2006; pb edition Baen/2010)
THE COMPLETE HAMMER’S SLAMMERS vol.3 (Night Shade Books/2007; pb edition Baen/2010)
VOYAGE ACROSS THE STARS (Baen/2012) combines Cross the Stars and The Voyage