Personnel in messages, p. 2

Olofson, Lt. E. C. –

Naval engineer resonsible for Duenna.

Palmer, Lt. R. –

Naval engineer assigned to N.C.M.L.

Reed, Lt. J. R. –

Naval engineer originally assigned to maintenance at N.C.A. but later transferred to N.C.M.L.

Rice, Mr. H. –

Civilian at N.C.R. in charge of procurement.

Steinhardt, Lt. L. –

Naval engineer responsible for development of additive cipher equipment.

Stone, Capt. E. E. –

Officer in Charge of N.C.A.

Summers, Lt. L. L. B. –

Naval engineer responsible for commutators and later Mamba.

Wright, Capt. –

Officer in charge of operations at N.C.A.

Olofson, Lt. E. C. –

Naval engineer resonsible for Duenna.

Palmer, Lt. R. –

Naval engineer assigned to N.C.M.L.

Reed, Lt. J. R. –

Naval engineer originally assigned to maintenance at N.C.A. but later transferred to N.C.M.L.

Rice, Mr. H. –

Civilian at N.C.R. in charge of procurement.

Steinhardt, Lt. L. –

Naval engineer responsible for development of additive cipher equipment.

Stone, Capt. E. E. –

Officer in Charge of N.C.A.

Summers, Lt. L. L. B. –

Naval engineer responsible for commutators and later Mamba.

Wright, Capt. –

Officer in charge of operations at N.C.A.