Did WW2 Tankers wear steel helmets over their tank helmets?

It was possible for Americans to remove the helmet liner from a M1 helmet and wear the steel shell over the tank helmet. read more

It was possible for Americans to remove the helmet liner from a M1 helmet and wear the steel shell over the tank helmet. Some tank commanders did this but it seems to have been most common among tank destroyer crews, as their vehicles had open turrets. read more

The M-1938 Tank Helmet could be worn under the M1 steel helmet for slightly increased ballistic protection, this was seldom done in the field. It was virtually impossible to wear the M1 over an M-1938 Tank Helmet with the M1's liner in place, because the liner's webbing barely fit around the shell of the M-1938 helmet. read more