circle S rework mark

One of the Lugers has is ser no 69182 all match incl. alumnium base clip cut for mag. safety, stick eagle proof left bl. and "germany" along with 69182 and circle S on left receiver--now what police then imported to U.S.? It's dated 1912/1920. Other is 1914/1920 all match incl.alumnium base clip. has sear safety , mag safe slot has been filled grips cut for mag safe. Has no 925 above lanyard loop, clip is Hanel Schmeisser marked on lower back. Barrel is orig. and has the Bo 31. Both have orig. proofs and no other proofs except the one stick E. Both DWM and in Exc. cond. Any more thoughts?