XIIIth Corps 221/1 (G)

18^th Division No G 654

G.O.C. R.A.

18^th Division

30^th Division

No 9 Squadron R.F.C.

No 12 Kite Balloon Section

Tests have recently been carried out by the Fourth Army and the 30^th Division with a view to determining how soon before sunrise various objects can be seen.

The results are forwarded for your information.

Sg. W.J.F. WHITE, Capt

For B.G. G.S.

XIIIth Corps

5^th June 1916

53^rd Brigade

54^th Brigade

55^th Brigade

Royal Artillery

Forwarded for information

A.J. Bryant

June 8^th 1916                                                                                            Lieut. Colonel

Senior General Staff Officer, 18^th Division.

Copy for each Bde 10/6/16