| ID | 305 |
| Thumbnail | |
| Cat Number | 1291a |
| Variety | |
| Description | John Dewey |
| Series | Prominent Americans |
| Denomination | 30ยข |
| Color | Red-Lilac |
| Separation Method | PF |
| Extent Perf Die Cut | 4 |
| HPerf | 10.50 |
| VPerf | 11.00 |
| Tagging | Overall |
| Tagging Color | |
| Paper Type | |
| Adhesive | WA |
| Gum Type | S |
| Format | S |
| EFO | |
| Watermark | unw. |
| Specialfeatures | |
| Printing Type | Rotary Press |
| Stamp Date | ---- |
| Printer Engraver | |
| Issue Year | 1973 |
| Image1 | |
| Issue Date | 4/3/1973 |
| Quantity Issued | |
| Visible | Yes |