| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| GFA 41/117.1 | Training for plumbers | 1955 | Item: 1 photo | digitized | |
| GFA 41/117.2 | Training for plumbers | 1955 | Item: 1 photo | digitized | |
| GFA 41/117.3 | Training for plumbers | 1959 | Item: 1 photo | digitized | |
| GFA 41/117.4 | Training for plumbers | 1960 | Item: 1 photo | digitized | |
| GFA 41/117.5 | Training for plumbers | 1960 | Item: 1 photo | digitized |
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