Canada - USA Joint Issue

“ SHIPS ~ ST. LAWRENCE SEAWAY.”

First Day Cover !

Cover has stamps & respective cancels from both the Countries !

Reverse of Cover - Pix 4.

FDI: -  84 - 06 - 26, CORNWALL CANADA & - JUN 26 1984 MASSENA, NY.

(Flkm Env ~ Bth Rm Cpd Tp)