Canada #CE4 17c Ultramarine D.C 4-M Airplane, 1946 Air Mail Special Delivery Issue, 3 VFNH Singles Showing Different Shades And Gums

3 VFNH singles of the 17c ultramarine D.C 4-M Airplane from the 1946 Air Mail Special Delivery Issue showing different shades and gums. Includes:
-Violet blue on crisp vertical wove paper with mottled brownish yellow satin gum
- Deep ultramarine on crisp vertical wove paper with mottled yellowish cream satin gum
- Royal blue on crisp wove paper with cream semi-glos gum

Unitrade values these at $33.75. The stamps offered here grades 80-84 as follows:

Centering/Margins: 50/70-54/70

Paper Freshness: 5/5

Colour: 5/5

Impression: 5/5

Absence of Visible Paper Flaws: 5/5

Perforations: 10/10