Service of the piece : 155-MM gun M2 : truck-drawn and tractor-drawn - USA War Department Field Manual, FM 6-90 Notes for field artillery replacement centers - USA Voorschrift, Technical Manual, 6-600 Service of the piece : 75-mm gun M 2 A 3, truck-drawn and horse-drawn - USA Field Artillery Field Manual, FM 6-56 Service of the piece : 155-mm gun M 1 - USA Field Artillery Field Manual, FM 6-90 Tactics and technique - USA Field Artillery Field Manual, FM 6-20 Service of the piece 105-mm Howitzer, M 2, truck-drawn - USA Field Artillery Field Manual, FM 6-75 Field artillery : tactics and technique of division artillery and higher artillery echelons - USA War Department Field Manual, FM 6-100 Artillery handbook U.S. Field Artillery : introducing "The Caissons Go Rolling Along" March ; Parade March No. 1 : March / The Goldman Band Drill regulations for field artillery Regulations prescribing standard for field firing and the proficiency test Drill Regulations for Field Artillery (Horse and Light)