John Shriver , Jul 05, 2011; 10:29 p.m.
The equivalent film is now sold as either Efke 25 or Adox CHS 25, depending on country and importation channel. Same factory, same product.
Check at B&H, Adorama, and Freestyle. You'll one or the other in 135, 120, and sheet sizes.
Efke R100 is available in 127 size.