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Philip Riviere's Discussions (359)

Discussions Replied To (300) Replies Latest Activity

"Well I guess you made out real good on a $18.00 investment. I can see no problem get…"

Philip Riviere replied Jul 17, 2014 to Question about Reprints

21 Jul 27, 2014
Reply by Melvin L. De Vilbiss

"The 1902 Philippine maps were only reprinted by the Nat Geo Society in 1964. They co…"

Philip Riviere replied Jul 17, 2014 to Question about Reprints

21 Jul 27, 2014
Reply by Melvin L. De Vilbiss

"Ashton, NO... Those maps(2) are the most valuable maps of all the Nat Geo Maps.. Eve…"

Philip Riviere replied Jul 17, 2014 to Question about Reprints

21 Jul 27, 2014
Reply by Melvin L. De Vilbiss

"Alexis  Here are values of individual issues by decades: 1920's - $13 1930's - $10 1…"

Philip Riviere replied Jul 15, 2014 to 1925-1975

1 Jul 15, 2014
Reply by Philip Riviere

"Michael, Here are a few questions to help you value your collection: 1. If your coll…"

Philip Riviere replied Jul 15, 2014 to Complete collection value, for insurance.

4 Jul 16, 2014
Reply by Melvin L. De Vilbiss

"Ashton, Here is a check off list of all maps and supplements from 1889-1940 Phil"

Philip Riviere replied Jul 11, 2014 to Buying maps only

6 Jul 15, 2014
Reply by Ashton Forbes

"Ashton, The March 1896 reprint magazine and map might sell for anywhere from $30.00…"

Philip Riviere replied Jul 11, 2014 to Question about Reprints

21 Jul 27, 2014
Reply by Melvin L. De Vilbiss

"Ashton, In 1964 The National Geographic Society reprinted all the magazines and maps…"

Philip Riviere replied Jul 11, 2014 to Question about Reprints

21 Jul 27, 2014
Reply by Melvin L. De Vilbiss

"Lauren, Here are values of individual issues by decades: 1920's - $13 1930's - $10 1…"

Philip Riviere replied Jul 9, 2014 to Collection Worth Anything?

1 Jul 9, 2014
Reply by Philip Riviere

"Thierry, I have done a digital search on astronomy in the Nat Geo Magazine Data Base…"

Philip Riviere replied Jul 8, 2014 to List of NG magazines dealing with astronomy and astronautics since 1890

15 Feb 16, 2019
Reply by Thierry Lombry

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