The Institute for Analytical Philately, Inc. Fifth Symposium - October , 2023
*The Institute for Analytical Philately, Inc. Fifth Symposium - October , 2023*
Tuesday October 10
Kravitz Mel
Raman Micro Spectrometry Determination of the Violet and Blue Ink Molecular Compounds Used in the Registry Hand Stamp Cancel of the U.S. Post Office in the Latter 19th Through the Middle 20th Centuries.
10:00 AM
Thompson, Anthony
Colour Analysis Using a Scanner for Newfoundland's 1939 Royal Visit Stamp 11:00 AM
Break
12:00 PM
Judge, Richard
A Spectrographic Study of Three Issues Catalogued as Prussian Blue Errors
12:15 PM
Sampson, Russell D.
Colorimetric Analysis of Used Specimens of Canada Scott No. 223
1:00 PM
Hofmeyr, Jan
The Shades of the U.S. 1861 3¢
1:45 PM
Enlace para ver parte 1
https://youtu.be/PqE0whElxDg?si=fMwJQCc01blakEnW
Tuesday October 17
Lam Thomas
Color Analysis and Microfade Testing of the 1918 Curtiss Jenny U.S. Airmail Stamp
10:00 AM
Brinkley, Danny
Examination of 1851 3¢ Stamps from Plate 1 in its Early State
11:00 AM
Break 12:00 PM
Thompson, Anthony
Analysis of Ink Bleeding in Newfoundland's 1939 Royal Visit Stamp - Unexpected Findings
12:15 PM
Hosseini, Majid
Identifying Wet-Print and Dry-Print Varieties of Ahmad Shah Qajar's 1911 - 1921 Issue: A Machine Learning Approach
1:15 PM
Ullom, William
Solving the Dilemma of Expertizing Postal Markings on Off-Cover Adhesives
2:15 PM
Enlace para ver parte 2
