1¢ Pan-American (294), Mint N.H. top "BUREAU, ENGRAVING & PRINTING" imprint and plate number 1116 block of six with plate printers' black initials in the imprint selvage, engraved lines through plate printers' green initials in the plate number selvage
James H. Gray, Jr., Shreves sale, 9/30/2005, lot 9, to Mr. Gross
SCOTT CATALOGUE VALUE (2019)
A VERY FINE AND REMARKABLE FIRST DAY USE OF THE ONE-CENT PAN-AMERICAN ISSUE ON A SOUVENIR MAILING CARD WITH MULTICOLORED EXPOSITION-THEME DESIGN, USED TO A FOREIGN DESTINATION WITH ANOTHER COUNTRY'S POSTAGE DUE STAMP.
Apart from the complete set covers, only fourteen First Days are documented for the 1c Pan-American Issue, of which eight are on cover and six are on card. Of these, only two are to foreign destinations (the other to France).
Ex Dr. Martin and Price
VERY FINE. A RARE FIRST DAY COVER OF THE ONE-CENT PAN-AMERICAN ISSUE.
Only fourteen First Day uses are documented for this issue, of which six are on card and eight are on cover.