c. 1930's vintage industrial scientific laboratory wall mount chalkboard with varnished oak wood frame

institute of radiobiology & biophysics, univ. of chicago

Walnut Oak A-Frame Black Lam-Rite Chalkboard – New York Blackboard

Magnetic Wall Chalkboard Sign, X Large Size 20 x 30, Rustic Wood Frame, Vertical or Horizontal Wall Mount, Includes 4 Chalk Markers + Chalk and Eraser, by Better Office Products (

This beautiful and eye-catching wall chalkboard is perfect for weddings, events, kitchens, stores, and everywhere else! Its size is ideal for conveying messages, sales, menus, and instructions. To clean the chalkboard surface, simply wipe away writing with the included eraser or a damp cloth and let dry.

Hbcy Creations Rustic Torched Wood Magnetic Wall Chalkboard, Extra Large Size 20 x 30, Framed

Vintage Lab Cabinet

Wood Framed Magnetic Chalkboards

HBCY Creations Rustic Whitewashed Vintage Wooden Magnetic A-Frame Chalkboard / Sidewalk Chalkboard Sign / Large 40 x 20 Sandwich Board

A-Frame Chalkboard Set HC-HGWA-GDMAFCB-21SET- – BizChair

Framed Tabletop Chalkboard Sign, 9.5 x 14, Rustic Wood Frame, Small Magnetic Chalkboard with Built-in Ledge and Folding Stand, One White Chalk Marker Included, by Better Office Products (Gray wash)

rarely found c. 1920's vintage american industrial varnished birch wood domestic science laboratory table with original swing-out stools