Symposium 2023 - October 2023
The Institute of Analytical Philately held its fifth symposium via Zoom in October 2023. There are two recordings on Youtube:
Two of the presentations were not recorded:
Speaker Schedule. All times Eastern Daylight Time (U.S.)
Two of the presentations were not recorded:
- Solving the Dilemma of Expertizing Postal Markings on Off-Cover Adhesives by William L. Ullom
- Color Analysis and Microfade Testing of the 1918 Curtiss Jenny U.S. Airmail Stamp by Thomas Lam
Speaker Schedule. All times Eastern Daylight Time (U.S.)
| Tuesday October 10 | ||
| Speaker | Paper Title | Start Time |
| 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 |
| Tuesday October 17 | ||
| Speaker | Paper Title | Start Time |
| 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 |