Historical book Survivability (Engineer Support for Field Fortifictions)

Tempus Pub Historical Book Celtic Fortifications EX

Hand-book of Field Fortifications and Artillery; Also Manual for Light and He...

Leeward Historical B Seacoast Fortifications of the United States - An In VG+

Hand-book of Field Fortifications and Artillery; Also Manual for Light and He...

Hand-book of Field Fortifications and Artillery; Also Manual for Light and Heavy

OSPREY: Ancient Greek Fortifications 500 - 300 BC - Nic Fields & Brian Delf VG

Ancient Greek Fortifications 500–300 BC OSPREY (Fortress, #40) ~ Nic Fields