Title: Johns-Manville Advertisement for J-M Quintex
Publication Date: 1969
J-M Quintex is described as "a stronger purified asbestos dielectric."
It is described as a better type of electrical sheet insulation.
"Ideal for transformers... coils."
Johns-Manville Advertisement for J-M Quintex Asbestos Dielectric
1 Sheet Only Advertisement (1 side only)
Approx. 11.25" x 7.75"
Dated January 1969
Condition: Good. Carefully removed from a publication. Light vertical crease through center of ad.