The majority of texts referred to state that the listed locomotives were fitted with SHG from new. However the book EM1 & EM2: An Illustrated Historical Review of the Manchester, Sheffield, Wath, Electric Locomotives-76s & 77s (2014) by John Hooper (Book Law publications) suggests this was not the case The table below shows the information contained in the book. Further comments welcomed.
|26000||From new||Left in situ|
|26020||2/55||2/66||Re-fitted 7/77 when taken into the National Collection|
|26052||From new>||Left in situ|
|26054||From new||Left in situ|
|26055||From new||Left in situ|