L. W. Currey, Inc.

San Jose Chamber of Commerce.

Austin, F[rederick] Britten.

Serviss, Garrett P[utman].

Barker, Clive.

Heinlein, Robert A.

Pease, Howard.

Nowlan, Phil and Dick Calkins.

Rhodes, David.

Cummings, Ray[mond King].

Clement, Hal (pseudonym of Harry...

Allen, Grant (Charles Grant Blairfindie...

Boothby, Guy [Newell].

Rohmer, Sax (pseudonym of Arthur...

Norris, [Benjamin] Frank[lin].

Hayes, Jeff W. (John Uriel...