History of the 151st field artillery, Rainbow Division, by Louis L. Collins, lieutenant governor of Minnesota. Edited by Wayne E. Stevens, PH. D. Pub. by the Minnesota War records commission.

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minutes. During the 3 minutes (H hour minus 3 minutes to H hour) % of
the 75 mm. projectiles will be smoke shell. In all barrage fire as much smoke
shell as can be obtained will be used.
In Front of the 83rd Brigade the artillery preparation will continue until
H plus 5 hours. On this portion of the front, starting at H plus 5 hours the
batteries of 75's will be employed to furnish the rolling barrage, the 155's will
be largely concentrated on the line ST.GEORGES-LANDRES-ET-ST.GEORGES until the
infantry arrives at 500 meters from this line.
(h) Gas shells will be used freely. Shelling with persistent gas will
cease in any area 4 hours before the occupation of the area by our troops; nonpersistent gas may be used until 1 hour prior to such occupation.
(i) Infantry Brigade Commanders will not allow their advance to be
checked in order to mop up positions taken. Special detachments from support will be assigned in advance to this duty. A machine gun company will be
assigned to a company each front line and support battalion as closely as
possible.
(j) At least one wire cutting team, composed of two wire cutters, one
axeman and two automatic riflemen, will be assigned to each half platoon in
the front line of assaulting and support battalions.
(k) Accompanying artillery will be assigned on the basis of two guns
per battalion. These guns must actually accompany the infantry where the
terrain permits, and will be used against such obstacles as present themselves.
(1) The Commanding Officer, 117th Engineers, will designate one company, 117th Engineers, to report to each infantry brigade commander in accordance with arrangements already made.
(m) Assignment of 214th Aero Squadron (French) to this Division is
announced.
IV. DIVISIONAL AxIS OF LIAISON.
LANDREVILLE-LANDRES-ET-ST.GEORGES-EXER MONT-CH AUDRON FERME-CH ARPENTRY-VERY-thence to CORPS P.C.
Plan of Liaison as prescribed in G-3 memorandum No.28, c.s. these Headquarters:
V. P.C.'s.
5th Army Corps: VERRIERE EN HESSE FERME.
42nd Division: CHEPPY.
83rd Inf.Brigade: MAISON DE GARDE.
84th Inf.Brigade: LA NEUVE FORGE FME.
67th F.A.Brigade: CHEPPY.
Advance Report Center, 42nd Division: CHAUDRON FME.
VI. Administrative details: No change.
By command of Major General Menoher:
WM. N. HUGHES, JR.,
Lieut. Col., General Staff..
Chief of Staff.
OHEADQUARTERS 67TH F.A.BRIGADE,
AMERICAN EXPEDITIONARY FORCES,
FRANCE.
MEMORANDUM: October 13, 1918.
1. The Organization of the Command, as announced in attached sheet,
remains the same. All other parts of Annex I are revoked.6
2. From H hour minus 2 hours to H hour minus 15 minutes, all guns
will be concentrated on sensitive points in the enemy terrain with maximum
rate of fire. Ammunition must, however, be conserved so as to allow on the
battery positions at the H hour, 400 rounds for the 75's and 200 rounds for
the 155's.
6Annex 1, Field Orders, No. 36, Headquarters 42nd Division, October 13, 1918.