| ID | 1887 |
| Thumbnail | |
| Cat Number | 1866 |
| Variety | v1 |
| Description | Robert Millikan, Scientist |
| Series | Great Americans |
| Denomination | 37ยข |
| Color | Blue |
| Separation Method | PF |
| Extent Perf Die Cut | 4 |
| HPerf | 11.00 |
| VPerf | 10.50 |
| Tagging | Overall |
| Tagging Color | |
| Paper Type | MF |
| Adhesive | WA |
| Gum Type | D |
| Format | S |
| EFO | |
| Watermark | unw. |
| Specialfeatures | P# 4 |
| Printing Type | engraved |
| Stamp Date | ---- |
| Printer Engraver | |
| Issue Year | 1982 |
| Image1 | |
| Issue Date | 1/26/1982 |
| Quantity Issued | |
| Visible | Yes |