can anyone out there help with this query?

Subject:

Comments:
: : I'm searching for information : on the following guitar: : acoustic classical model : the label inside has the following information : 'Original Kessler Guitar : brothers KEssler Master of Guitar-MAking : date of manufacture 1960 : serial number 11650' : it's signed (looks like Frederick Wilhelm Kessler) : serial number and the number 60 are stamped on the headstock : Any idea on sites that could help,please? : we'd like to know if it's worth having the : slight damage to the soundboard repaired : : any help you could offer would be much appreciated! : many thanks : Harriet Booth