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CHNB Aigle Chteau Collection Gugelmann GSGUGELINCKB.tif Information Creator JeanAntoine Linck Aigle Chteau Aigle Umrissradierung gouachiert Swiss National Library CHNBCollection Gugelmann PDold User Swiss National Library GSGUGELINCKB helveticarchives ch aspx ID helveticarchives ch Swiss National Library Prints and Drawings