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Keywords from Image Description:
AMHKB Floor plan of the fort at Coylan. Artwork nl Plattegrond van het fort te Coylan nl Plattegrond van het fort te Coylan Plan de la Forteresse de Coylan Grondtkening der Fortresse Coylan Op de plattegrond staan legendanummers Deze worden echter niet verklaard en Floor plan of the fort at Coylan Plan de la Forteresse de Coylan