Co-operation between aircraft and infantry
By: issued by General Staff
Publisher: Kings' Printer
Published: 1918
Place of publication: London
Language: eng
Number of pages: 12
Notes: Cover title.

"O.B. 1635".

"S.S. 135, Appendix "B"".

"To be read as appendix "B" to S.S. 135 "The Training and Employment of Divisions, 1918".

"Not to be taken into front line trenches or carried in any operation during which it might fall into the enemy's hands".

"Not to be taken into the Front Line Trenches".