Research Papers
The Vincent Graves Greene Philatelic Research Foundation produce a range of research paper related to Canadian philatelic works.
Research Paper: Pirie Script Watermark on 15c Large Queen
Special Announcement
October 25, 2021
The Expert Committee has prepared a concise document illustrating the Alex'r Pirie & Sons script watermark existing on the 15c Large Queen to assist collectors in recognizing and positioning the watermark.
Research Paper: 3¢ Admiral with Inverted Overprint
Special Announcement
November 1, 2020
Expert Committee Analysis of Block of Canada Scott #139 With Inverted Overprint
Research Paper: 2¢ Large Queen
Special Announcement
July 16, 2013
The Greene Foundation is pleased to announce that it has issued a certificate of genuineness to a Canada Two Cent Large Queen stamp on laid paper, Scott #32 (pictured at left).
This is only the third known copy of this stamp and the first copy seen since the two existing copies were expertized in 1935 by the Royal Philatelic Society London.