1/4 litre? drinking stein #055, Made by S.P. Gerz, part of the set which includes the master stein, centre. 
Basemark on the 1/4 litre? drinking stein, above 
Master stein #053, Made by S.P. Gerz, circa 1900. 
Impressed mark from the master stein, above. 
Basemarks from 2.0 litre master stein from the set which includes the #053 stein above 
0.4 litre drinking stein, #066, presumably made by S.P. Gerz as part of a set which includes a master stein. 
Basemark on featured drinking stein above × 