Randall , Novak , Novak
ETC-19-223 to 225
24cm, 9 1/2" 
 23cm, 9"
23cm, 9"

Kevorkian
ETC-19-226 to 227
300mm, 12"

Burke
ETC-19-228

Tischler-Kevorkian
ETC-19-229

Kevorkian-Pacific
ETC-19-230

Tischler
ETC-19-231

Baby-Tischler
ETC-19-232

Tischler-Morgan
ETC-19-233

Wittner
ETC-19-234 to 235

Eppendorf
ETC-19-235

Berger
ETC-19-236

Douay
ETC-19-237

ETC-19-238 to 241