I've owned and handled numerous period ink stampers, including scarce SS and Gestapo examples. The vast majority one sees on the market are utter junk...either total fantasy or poor efforts at reproduction. The piece shown in the above post does, as our learned colleague states, appear to be an authentic example.
Currently working on several KZ related projects, including items for the USHMM, Groß-Rosen Museum and various private concerns and studies. Available as a guide to KZ sites, contact for details.
"maka akaŋl oyate maŋi pi ki le, tuweŋi wíyópeya oki hi sni"
As this photo shows, rectangular wooden stampers DID exist.
The collector just has to use some common sense in their assessment of their legitimacy.
" When you're chewing on life's gristle, don't grumble, give a whistle "
Our old "friend" "Triggerself"/Sergey Bodrov who got himself banned from here for selling fake stamps such as these has continued to do so-and is still doing so-on eBay even today. When one thinks of the sheer Number just this One person has put into the collecting world and market, it is unbelievable. Factor in all the Other sellers of this fake crap and the number is staggering...
"Much that once was, is lost. For none now live who remember it."
The study of stamps, seals and such heraldry and so on is a very core area of history and the study of historical sources.
I am not especially expert in it, other than I am also a trained archivist, a veteran of pro seminars in German universities,
and also a victim of bureaucracy for more than forty years.
On good German "snot, Do not buy"
Had the best alerting of such auctions !!!