1991 eclipse decal.
Links:
[1] http://www.rasc.ca/category/archivetags/1991
[2] http://www.rasc.ca/category/archivetags/decal
[3] http://www.rasc.ca/category/archivetags/logo
[4] http://www.rasc.ca/category/archivetags/solareclipse
[5] http://www.rasc.ca/category/image-galleries/national-archives/archives-1990s-0