 |
| |||
| photogravure; photoprint; gravure; photoglyph | |||
| heliograph; heliogravure | |||
| photo-engraving; photointaglio | |||
| photo engraving | |||
|
фотогравюра : 3 phrases in 3 subjects |
| Polygraphy | 1 |
| Pulp and paper industry | 1 |
| Technology | 1 |
|
| |||
| photogravure; photoprint; gravure; photoglyph | |||
| heliograph; heliogravure | |||
| photo-engraving; photointaglio | |||
| photo engraving | |||
|
фотогравюра : 3 phrases in 3 subjects |
| Polygraphy | 1 |
| Pulp and paper industry | 1 |
| Technology | 1 |