C-Core and Coils Set, Model CC3 Capacity_25mL Long-and-narrow 6 by 1-inch plane

Long-and-narrow 6 by 1-inch plane glass mirrors arrive as 10-packs at ~2mm thickness

and shop classrooms

and brass strips fixed to a wooden ring with outer wax-holding cups

Class B burette in borosilicate glass holds 25mL with straight-bore PTFE stopcock for titration and volumetric analysis applications

translating known mechanical work into a temperature rise in a water-filled inner vessel

C-Core and Coils Set, Model CC3 Capacity_25mL Long-and-narrow 6 by 1-inch planeTufnol bodied 300 350 turn coil pair for Westminster type laminated C cores, designed as an inexpensive companion winding for transformer action and turns ratio investigations.