2 Pdr; Light Field Gun Equipment. Side elevation. Three pdr. light field gun equipment (47 mm canon d'accompagnement d'infanterie) Catalogue of the collection of arms & armour formed early in the 19th century by the late John Beardmore : Esq. ...[etc.], and now sold … Two pdr. light field gun equipment (40 mm canon d'accompagnement d'infanterie) : Plan, firing position, on wheels, Drg. nr. Z 3442 works of William Beardmore and Co.