Your search for "aero novelty" revealed the following:

P-51 Ashtray Plane Prop : 4 blade Propeller 2-2/8"

$ 35.00

Unplated version 4 blade cast Airplane Propeller without bushing for P-51 Ashtray Model, Made by Aero Novelty Co. Los Angeles CA, Prop.Cast Metal. We also sell the insert and canopy see links below. Measures 2-2/8" across.  Blades to Center are 1-1/8" https://classic-tin-toy-co.myshopify.com/products/9280430 and https://classic-tin-toy-co.myshopify.com/products/9280429

P-51 Mustang Model Ashtray Airplane pilot insert.

$ 40.00

Aero Novelty Co. Los Angeles CA :pilot  for P-51 Solid Aluminum Ashtray Airplane, 1-1/2" Long We also have the canopy and propeller see links below https://classic-tin-toy-co.myshopify.com/products/9280429 and https://classic-tin-toy-co.myshopify.com/products/2160540

P-51 Allyn Sales Cockpit Canopy : Ashtray Airplane

$ 30.00

Aero Novelty Co. Los Angeles, CA : Canopy for P-51 Solid Aluminum Ashtray Airplane, 1-1/2" Long. We also have the propellers : https://classic-tin-toy-co.myshopify.com/products/2160540  and https://classic-tin-toy-co.myshopify.com/products/9280430

Gas Powered Airplane kit (no motor) Herkimer Aurora Plastics

$ 5.00

Herkimer Gas Powered Airplane, Includes wings, rear and front, fuselage wheels and tether rod.  No engine. Original Old Stock for O-49 Cub Engine.  Separate items are the fuselage : 9" Main wing : 14" and tail wing : 6.5"