| |||
| etching (Print made from a plate into which the design has been cut by acid. The process of producing such a plate) | |||
| aqua fortis | |||
| acid | |||
| etching | |||
|
acquaforte : 3 phrases in 2 subjects |
| General | 2 |
| Metallurgy | 1 |
| |||
| etching (Print made from a plate into which the design has been cut by acid. The process of producing such a plate) | |||
| aqua fortis | |||
| acid | |||
| etching | |||
|
acquaforte : 3 phrases in 2 subjects |
| General | 2 |
| Metallurgy | 1 |