Belgium Stamps - First Day of Issue Cover

1937 Semi-Postal Issue; #B189-196;
On Registered Cover to United States

Cover is a little rough, but stamps are nice (used set CV $12.75).
Check out the scan for exact item included.
Great lot for a Belgium or FDC collector...

Please consider adding me to your 'favorite sellers' list
if you are interested in this type of material, as I will be offering
more nice eclectic lots on a regular basis. Thank you.