Inventors/Technology

#3061-64 Pioneers of Communication Barre FDC

#3061-64 Pioneers of Communication first day cover by Herb Barre. Postmark State: NY City: New York..

$3.00

#3061-64 Pioneers of Communication Ceremony Program

#3061-64 Pioneers of Communication USPS ceremony program with first day cancel and information about..

$7.50

#3061-64 Pioneers of Communication Collins FDC Set

#3061-64 Pioneers of Communication first day cover by Fred Collins. Postmark State: NY City: New Yor..

$14.00

#3061-64 Pioneers of Communication Dynamite FDC

#3061-64 Pioneers of Communication first day cover by Dynamite Covers. Postmark State: NY City: New ..

$5.00

#3061-64 Pioneers of Communication FEC FDC

#3061-64 Pioneers of Communication first day cover by Frank Ellis Cachets. The upper edge and upper..

$4.00

#3061-64 Pioneers of Communication Fox FDC

#3061-64 Pioneers of Communication first day cover by Melissa Fox. Postmark State: NY City: New Yor..

$8.00

#3061-64 Pioneers of Communication Geerlings FDC Set

#3061-64 Pioneers of Communication first day cover by FLG Cachets. The right center edge of #3063 is..

$32.00

#3061-64 Pioneers of Communication KAH FDC

#3061-64 Pioneers of Communication First Day Cover by KAH Cashets. Postmark State: NY City: New Yor..

$7.00

#3061-64 Pioneers of Communication Kribbs FDC

#3061-64 Pioneers of Communication first day cover by Kribbs Kovers. Postmark State: NY City: New Yo..

$5.00

#3061-64 Pioneers of Communication Kribbs FDC

#3061-64 Pioneers of Communication first day cover by Kribbs Kovers. The upper right corner is creas..

$5.00

#3061-64 Pioneers of Communication Plate Pugh FDC

#3061-64 Pioneers of Communication first day cover by Julian and Sharon Pugh. This cover is 16 of 2..

$9.00

#3061-64 Pioneers of Communication Pugh FDC

#3061-64 Pioneers of Communication first day cover by Julian and Sharon Pugh. This cover is 3 of 3...

$12.00

#3061-64 Pioneers of Communication Pugh FDC Set

#3061-64 Pioneers of Communication first day cover by Julian and Sharon Pugh. This cover is 15 of 9..

$28.00

#3061-64 Pioneers of Communication Ray FDC

#3061-64 Pioneers of Communication first day cover by C. W. Ray. Postmark State: NY City: New York ..

$9.00

#3061-64 Pioneers of Communication S & T FDC

#3061-64 Pioneers of Communication first day cover by S & T Cachets. The upper right edge is creased..

$4.00

#3062//64 Pioneers of Communication Heritage FDC

#3062//64 Pioneers of Communication first day cover by Heritage Cachets. Postmark State: NY City: N..

$2.50

#3065 Fulbright Scholarships B Line FDC

#3065 Fulbright Scholarships first day cover by Bob Bugden - B Line Cachets. This cover is #1 of 3. ..

$8.00

#3065 Fulbright Scholarships Barre FDC

#3065 Fulbright Scholarships First Day Cover by Herb Barre. Postmark State: AR City: Fayetteville Y..

$3.00

#3065 Fulbright Scholarships Collins FDC

#3065 Fulbright Scholarships first day cover by Fred Collins. There is a paint spot on the upper edg..

$7.00

#3065 Fulbright Scholarships Dynamite FDC

#3065 Fulbright Scholarships first day cover by Dynamite Covers. The upper right corner is creased...

$5.00

#3065 Fulbright Scholarships FEC FDC

#3065 Fulbright Scholarships first day cover by Frank Ellis Cachets. The upper corners are creased...

$5.00

#3065 Fulbright Scholarships Homespun FDC

#3065 Fulbright Scholarships first day cover by Homespun Cachets. Postmark State: AR City: Fayettevi..

$3.00

#3065 Fulbright Scholarships Hussey FDC

#3065 Fulbright Scholarships first day cover by Jack Hussey. This cover is #4 of 6. Postmark State: ..

$5.00

#3065 Fulbright Scholarships Kribbs FDC

#3065 Fulbright Scholarships first day cover by Kribbs Kovers. Postmark State: AR City: Fayetteville..

$5.00

#3065 Fulbright Scholarships Mini Special FDC

#3065 Fulbright Scholarships first day cover by Ken Special. Postmark State: AR City: Fayetteville Y..

$2.00

#3065 Fulbright Scholarships Pugh FDC

#3065 Fulbright Scholarships first day cover by Julian and Sharon Pugh. This cover is 15 of 73. Pu..

$7.00

#3065 Fulbright Scholarships Ray FDC

#3065 Fulbright Scholarships first day cover by C. W. Ray. The upper left edges are creased. Postmar..

$9.00

#3065 Fulbright Scholarships Wilson FDC

#3065 Fulbright Scholarships first day cover by Steve Wilson. Postmark State: AR City: Fayetteville ..

$4.00

#3106 Computer Technology first day cover by Herb Barre. Postmark State: MD City: Aberdeen Proving ..

$3.00

#3106 Computer Technology first day cover by Herb Barre. The lower right corner is creased. Postma..

$3.00

#3106 Computer Technology first day cover by Herb Barre. Postmark State: MD City: Aberdeen Proving ..

$3.00

#3106 Computer Technology first day cover by Herb Barre. The upper left edge is smudged. Postmark ..

$3.00

#3106 Computer Technology first day cover by Herb Barre. Postmark State: MD City: Aberdeen Proving ..

$3.00

#3106 Computer Technology first day cover by Herb Barre. Postmark State: MD City: Aberdeen Proving ..

$3.00

#3106 Computer Technology first day cover by Herb Barre. The lower right corner is creased. Postma..

$3.00

#3106 Computer Technology first day cover by Herb Barre. Postmark State: MD City: Aberdeen Proving ..

$3.00

#3106 Computer Technology Combo B Line FDC

#3106 Computer Technology first day cover by Bob Bugden - B Line Cachets. This cover is #1 of 3. The..

$8.00

#3106 Computer Technology KAH FDC

#3106 Computer Technology First Day Cover by KAH Cashets. The lower left corner is creased. Postma..

$7.00

#3106 Computer Technology Karen's FDC

#3106 Computer Technology first day cover by Karen's Cachets. Postmark State: MD City: Aberdeen Pro..

$7.00

#3106 Computer Technology Kribbs FDC

#3106 Computer Technology first day cover by Kribbs Kovers. Postmark State: MD City: Aberdeen Provin..

$5.00

#3106 Computer Technology Reid FDC

#3106 Computer Technology first day cover by Clarence Reid. The lower left corner is creased and th..

$2.00

#3106 Computer Technology Wilson FDC

#3106 Computer Technology first day cover by Steve Wilson. Postmark State: MD City: Aberdeen Provin..

$4.00

#3183e Transcontinental Phone Line Aristocrat FDC

#3183e Transcontinental Phone Line - Celebrate the Century first day cover by Aristocrat Cachets. P..

$2.00

#3183e Transcontinental Phone Line Artcraft FDC

#3183e Transcontinental Phone Line - Celebrate the Century First Day Cover by Artcraft. Postmark St..

$2.00

#3183e Transcontinental Phone Line Artist Proof Bevil FDC

#3183e Transcontinental Phone Line - Celebrate the Century first day cover by Kendal Bevil. This cov..

$35.00

#3183e Transcontinental Phone Line Artmaster FDC

#3183e Transcontinental Phone Line - Celebrate the Century First Day Cover by Artmaster. Postmark S..

$2.00

#3183e Transcontinental Phone Line Barre FDC

#3183e Transcontinental Phone Line - Celebrate the Century first day cover by Herb Barre. Postmark ..

$3.00

#3183e Transcontinental Phone Line Bevil FDC

#3183e Transcontinental Phone Line - Celebrate the Century First Day Cover by Kendal Bevil. This co..

$15.00

#3183e Transcontinental Phone Line Cole FDC

#3183e Transcontinental Phone Line - Celebrate the Century first day cover by Danny Cole. Postmark S..

$20.00