From: ohland@charter.net   
      
   I was unable to find the 527 30 with IA, but that comment was from 1985,   
   IIRC. Just trying to ID the composition of the eraser.   
      
   RickE wrote:   
   > On Sunday, July 30, 2023 at 6:36:33 PM UTC-4, Louis Ohland wrote:   
   >>> Mars Staedtler Rasor 52730   
   >   
   > Those white erasers were "the standard" for drafting work, as they erased   
   cleanly.  However, there's really no "magic" in that particular model, there   
   were other white erasers that worked just as well, a common one being the   
   Eberhard Faber "Magic Rub"    
   1954.   
   >   
      
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