W. Collath Drilling in 16 ga ( nitro proof)and 11,15x65R, Silver plaque inscribed: 15 November 1872 - 1897 25 year Service Jubilee to a Forester in Lovengren
http://archives.collectorsfirearms.com/?search=collath&category=&product=as70

a W.Collath 14 ga ( collath caliber No. 3 ) and 11,15x65R again
http://www.naturabuy.fr/DRILLINGS-W-COLLATH-FRANKEURT-Cal14-11x65-item-3660725.html