1992 · Agema Publications
VAUBAN is a siege warfare supplement for use with Ultima Ratio Regum rules.
This supplement covers:
fortress design,
duties rosters,
bombardment,
storming a position,
mining and counter-mining,
general army morale, representing defences,
design notes,
as well as new units (specifically mortars, pierrier mortars, engineers, pontooneers, work parties, and spies - and for the Ottoman Turks a cannon foundry!).
—description from the publisher