(b) For the operation at Kissela, arrangements should be made for an explosive hamla carrying 6,000 lb. of gun-cotton to meet the column on the arrival of the latter at Bair, whence it will accompany the column to Kissela.

(10) GUIDES.

(a) For the first phase of the operations (from Akaba to El Jefer, inclusive), the following arrangements should be made by the O.C. Troops, Northern Hejaz, through Sherif Feisal.

(a)Guides (Amran Howeitat) to meet the column at Akaba and to conduct it thence to Rum
(b)A suitable Sherif selected by Sherif Feisal, together with the requisite party of guides (Abu Tayi), to join the column at Rum, and to conduct it thence to Mudawra, and subsequently from Mudawra to El Jefer.
Provision of food for Arab guides, and of forage for their camels, whilst employed with the column, should be included in the arrangements to be made in accordance with para. 5 above (Supplies).

Provision of food for Arab guides, and of forage for their camels, whilst employed with the column, should be included in the arrangements to be made in accordance with para. 5 above (Supplies).

(b) The provision of guides required for the march of the column north from El Jefer to Kissela, will be arranged on his arrival, by Lieut.-Col. Lawrence.

(11) COMMUNICATIONS.

The O.C. Troops, Northern Hejaz, should arrange for the closest possible touch to be kept with the column whilst operating east of the Railway, as far north as El Jefer (inclusive), by aeroplanes of the Hejaz Flight.

If possible, similar arrangements will be made direct with G.H.Q. for the maintenance of communication by aeroplane from the Palestine Brigade during the second phase of the operations, north of Bair.

(12) ATTACHED OFFICERS.