De onderwijzers-salarissen
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| Institution: | International Institute of Social History |
| Format: | IMAGE |
| Published: |
1918, 23 februari
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| Online Access: | http://hdl.handle.net/10622/EB418392-6D60-4704-8C9D-B3327E8EA035 |
| Published: | 1918, 23 februari |
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