Aspirator, Bottles C-11015Glass, with ground in stopper and tablature near the bottomAspirator, Bottles C-11018Boro 33 glass, with outlet for tubing, near the bottom.Aspirator, Bottles C-11020Boro 33 glass with stopper at top, outlet socket 29/32 near the bottom and stopcockBottles, Reagent C-11155Boro 33 glass, narrow neck, with interchangeable ground glass hollow stopper.