Page 435
Data Sheet S/27 1937, Sn. 4698 t

The Sn. "4698 t" is far over production totals in 1937, my observations ends in "k" block. In the chart is also written "a" block, the correct serial number is certainly "4698 a".

Page 436
Data Sheet S/27 1938, Sn. 5028 i

The Sn. "5028 i" is in the title and in the chart called S/27 1938. It sticks out a lot, in the "i" block it's verisimilar a 27 1938.

Page 419
ERMA Production Totals from Serial Number Studies, 1935 to 1938

The 27 1938 has "4844 l" as highest reported serial number. On page 416 is listed a 27 1938 with serial number "6667 l".

Page 419
ERMA Production Totals from Serial Number Studies, 1935 to 1938

The S/27 1936 has "4689 c" as highest reported serial number. In ERMA Serial Studies and Technical Data it's listed as S/27 1936 "4689 e".