Four additional day-bombing squadrons and three additional night-bombing squadrons are being obtained from other Wings for co-operation with the above, making 19 Squadrons in all.

2. Low-flying Scouts.

The low-flying scouts of the 22nd Wing are being detailed on an even distribution to the Corps front. They will operate in two phases, viz.:

(a) From zero to zero plus four hours eastward from the green line.

(b) From zero plus four hours onwards eastwards from the red line.

In each phase favourable targets will be engaged in addition to the targets marked by the green and red lines.

3. Markings on Planes.

The following will be the special markings of machines allotted to special duties:

(a) Contact patrol machines—Rectangular panels 2' by 1' on both lower planes about three feet from the fuselage.

(b) Machines working with Tanks—Black band on middle of right side of tail.

4. Ammunition-carrying Squadron.

Aeroplanes carrying small arms ammunition will drop it at points as laid down in Battle Instructions No. 11, para. 3 (b). The first ammunition-carrying planes will arrive over the battlefield at zero plus seven hours.