▁joint ▁naval ▁and ▁military ▁committee ▁to ▁co - ordinate ▁both ▁the ▁design ▁and ▁the ▁supply ▁of ▁mater iel ▁for ▁the ▁two ▁air ▁services . ▁This ▁committee ▁was ▁titled ▁the ▁J oint ▁War ▁Air ▁Committee , ▁and ▁its ▁chairman ▁was ▁Lord ▁Derby . ▁It ▁was ▁also ▁at ▁the ▁meeting ▁on ▁ 1 5 ▁February ▁that ▁Cur zon ▁proposed ▁the ▁creation ▁of ▁an ▁Air ▁Ministry . ▁As ▁with ▁the ▁pre - war ▁Air ▁Committee , ▁the ▁J oint ▁War ▁Air ▁Committee ▁lack ed ▁any ▁executive ▁powers ▁and ▁therefore ▁was ▁not ▁effective . ▁After ▁only ▁eight ▁sitt ings , ▁Lord ▁Derby ▁res igned ▁from ▁the ▁Committee , ▁stating ▁that ▁" It ▁appears ▁to ▁me ▁quite ▁impossible ▁to ▁bring ▁the ▁two ▁wings ▁closer ▁together ▁... ▁unless ▁and ▁until ▁the ▁whole ▁system ▁of ▁the ▁Air ▁Service ▁is ▁changed ▁and ▁they ▁are ▁am alg am ated ▁into ▁one ▁service ." ▁ ▁M emb ership ▁The ▁J oint ▁War ▁Air ▁Committee ▁was ▁composed ▁as ▁follows : ▁Chair man ▁– ▁Lord ▁Derby ▁Director ▁of ▁Air ▁Services ▁( Ad mir alty ) ▁– ▁R ear ▁Admir al ▁C ▁L ▁V aug hn ▁Lee ▁Super int endent ▁of ▁A ircraft ▁Design ▁( Ad mir alty ) ▁– ▁Com mod ore ▁M ▁F ▁Su eter ▁Squadron ▁Commander ▁W ▁Brig gs ▁Director ▁of ▁Military ▁Aer onaut ics ▁( W ar ▁Office ) ▁– ▁Major - General ▁Sir ▁David ▁Hend erson ▁Lieutenant - Col onel ▁E ▁L ▁Ell ington ▁ ▁Ad vis ory ▁M embers ▁were ▁also ▁appointed ▁as ▁required . ▁ ▁The ▁Air ▁Board ▁