Back in the 50s and 60s in New England.
'Medium Super' 'illinois super' are the some Dadant bee supply 6 5/8"
'Western Super' is by Western Bee Supply 7 5/8"
In the past 30 years or so you do not hear this terms use in this part of the country.
Mediums Western Illinois all the some 6 5/8"
Must bee getting OLD
Just my $0.02
BEE HAPPY Jim 134