Parker Vacumatic Imperial. (c 1940) 1/10 14 kt. gold filled cap, alternating linear pattern.
Blue diamond split arrow clip. Double black jewels. Top jewel tassie "14 kt" gold. Black celluloid barrel, perfectly clear. Date code: (0.) third quarter 1940. Fully restored with new diaphagm, Speedline filler with excellent function. Nib: Vacumatic bi-tone, fine-medium with semiflex. Measures: 5.5" (137 mm) capped. Condition: Near Mint. A very suitable example for a collection.
Per David Isaacson "vacumania.com":
"Near the top of the Vacumatic food chain rests the Imperial family, offered 1940-41 in the USA, blending features of the long running Vacumatic with the (then) soon-to-be-released 51".