| 430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF |
| 401 | DF | POST IMAGING PROCESSING {16} |
| 406 | | .~ Positive {4} |
| 407 | DF | .~.~> Reversal |
| 408 | DF | .~.~> Photosolubilization |
| 409 | DF | .~.~> Emulsions fogged during processing {1} |
| 411 | DF | .~.~> Using fogged emulsion {1} |