Change tracking was not implemented intially, so some early change records do not have details outside of the date of change.
| Field | Old Value | New Value |
|---|---|---|
| Description | Prototype for R4, issued R4 has W's added. Provenance: patch came from Moritz sample books per D... | NOT A THREADBREAK. Prototype for R4, issued R4 has W's added. Provenance: patch came from Morit... |
| Image | 343a_YR4_Front.png | 343a_YR4_Front.png |
| Imageback | (none) | 343a_YR4_Back.png |