Title: Edison Packings
Publisher: Edison Packing & Sales Co.
"Evertite" Boiler Covering... "A combination of asbestos and natural gums in pliable plastic form."
Edison Asbesto-Lubro, twisted & braided packing
Edison "Heatproof" Gasket
"The basis is an asbestos woven cloth, with wire insertion."
There is a full page about this heatproof gasket (see scan below).
NAVY use is mentioned.. On the Edison Heatproof Gasket page it says "On Boiler Manholes, Handholes, "B. & W." and "Heinie" Tube Ends, Navy Evaporators, etc"
Undated, likely circa 1920s.
Other products mentioned include:
Mica-White Compound (lubrication)
Edison Heatproof Packing
Edison Longline Flax and Edison Micaflax
Tillotson Steam Trap
Edison Plastic Boiler Lining
Epsco Valve Disc
and much more.... (see table of contents listing below)
Also in the Edison Sheet description (which does NOT specifically mention asbestos, but is described as "heatproof fiber,") it says, "This same stock has given superior service in U.S. Navy and many of the largest power plants in the manufacturing and steamship lines of this country."
Condition: Good. Cigarette-smell from previous owner's environment. Covers & pages clean. A few creases to pages. Small 1/8" publication tear at top page near binding.
Dimensions: 4.75" x 7.25"