Controlled Bubble
Crystal Knobs
Controlled Bubble
Crystal Thumb Turns
Controlled Bubble
Cabinet Knobs
Controlled Bubble
Shutter Knobs
Shank Type I
Shank Type II
Controlled Bubble Series Pressed and Hand Ground
Crystal Door Knobs and Escutcheons
Available in Clear or Silvered Crystal.
2 or 1 5⁄8 in. Diameters for Doors and 1 1⁄4 in. for Cabinets and Fine Furniture.
Solid Brass Turned Shank and Rose (Shell Shank Type II Shown).
Standard, Custom Plated and Patinated Finishes Available.
Controlled Bubble Series Thumb Turns and Roses
Patterned after E. & G.W. Robinson’s Mechanical Patent of 1837
Available in Clear or Silvered Crystal.
Available in 1 1⁄4 inch Diameters for Privacy and Patio Doors.
Standard with 3⁄16 inch Spindle on the Diagonal.
Regularly Furnished with Two No. 4 × 1⁄2" OHWS.
Solid Turned Brass Shank and Rose (Shell Shank Type I Shown).
Standard, Custom Plated and Patinated Finishes Available.
Controlled Bubble Series Cabinet Knobs
Patterned after E. & G.W. Robinson’s Mechanical Patent of 1837
Available in Clear or Silvered Crystal.
Available in 1 1⁄4 inch Sizes (Nominal) for Cabinets and Fine Furniture.
Supplied Standard Without Rose. Please Specify When Ordering.
Regularly Furnished With No. 8—32 × 1" Slotted PHMS.
Solid Turned Brass Shank. (Shell Shank Type II Shown).
Standard, Custom Plated and Patinated Finishes Available.
Controlled Bubble Series Shutter Knobs
Available in Clear or Silvered Crystal.
Available in 1 1⁄4 inch Sizes (Nominal) for Surface Mounting.
Solid Turned Brass Shank (Shell Shank Type I Shown).
Standard, Custom Plated and Patinated Finishes Available.