Scouts on Stamps of the World

Scouts on Stamps of the World (SOSOW) was initially written and published by Harry D. Thorsen as Boy Scout Stamps of the World.  This SOSSI publication has evolved through seven editions.

SOSOW #1
Boy Scout Stamps of the World
1949
by Harry D. Thorsen, Jr.














SOSOW #2
Boy Scout Stamps of the World
[Second Edition 1955]
by Harry D. Thorsen, Jr.
and W. Arthur McKinney


SOSOW #3
Scouts on Stamps of the World
Special Jamboree Edition
Third Edition 1964
by Harry D. Thorsen, Jr.
and W. Arthur McKinney

ATA Handbook #42
Scout Stamps of the World
American Topical Association Handbook #42, 1964
by Harry D. Thorsen, Jr.
and W. Arthur McKinney
This is SOSOW #3 with different front, back and both inside covers


SOSOW #4
Scouts on Stamps of the World
Fourth Edition 1968 by Harry D. Thorsen, Jr.
and W. Arthur McKinney

ATA Handbook #64
Scouts Stamps of the World
American Topical Association Handbook #64, 1968
by Harry D. Thorsen, Jr.
and W. Arthur McKinney


SOSOW #5
Scouts on Stamps of the World
Fifth Edition 1973
by Harry D. Thorsen, Jr.
and William E. Hoffmann
Assistant Editors: Peter J. Duck,
Howard J. Kaplan and Jay L. Rogers


SOSOW #6 1979       SOSOW #6 1981
1979   Scouts on Stamps of the World   1981
Sixth Edition 1979
Same Booklet sold at the US National Jamboree in 1981 with the Jamboree cover.
by Harry D. Thorsen, Jr.
William E. Hoffmann
and Howard J. Kaplan
Assistant Editors:
Peter J. Duck and Jay L. Rogers


SOSOW #7
Scouts on Stamps of the World
Seventh Edition 1986
by Howard J. Kaplan
and William E. Hoffmann
Assistant Editors: William Parkin,
John B. Adams and William C. Cowen
Made for web version
Scouting Postal Stationery