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Pyramid Mason jar caps
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Object ID 000976

Object Name Pyramid Mason jar caps

Object Desc Cardboard box containing one dozen metal Pyramid brand Mason jar caps and paper instruction manual. Manufactured by Crown Cork & Seal Company

Collection General Collection

Accession # CMY000442a-o

Alternate ID

General Category History

Category Food Containers


Source Category Found In Collection

Accession Date JAN 1,1991


Location H. Grafman Grocery Exhibit

Object Date 1943

Start Year Range

End Year Range

Status On Exhibit

Object Keywords Mason jars,canning,Pyramid (brand),Crown Cork & Seal,boxes,lids,jars,

Title Pyramid Mason jar caps

Description Cardboard box containing twelve grey metal once-piece Mason jar caps. Lids have silver image of a pyramid and the words "Pyramid Patented Mason, follow directions on carton" printed on top surface. Paper instruction sheet in each box give directions for use. Box is orange and navy blue. Top has pyramid logo and the words "Pyramid patented one-piece Mason caps". Front of box has image of Mason jar with lid, pyramid logo, and says the caps fit all standard Mason jars. Sides of box include patent number (1900881) and Crown Cork & Seal Company, Inc., Baltimore, Maryland, Copyright 1943. Bottom of box says "Made in U.S.A." Six boxes total, each contain twelve caps and one direction sheet.


Approx Collection Date

Height 3

Length 6.75

Width 0

Depth 3

Diameter 0

Circumference 0

Weight 0

Unit of Measure Inches/ounces

Dimension Details Above measurements are for box. Each cap measures 2.75" in diameter and has a circumference of 9 inches. Cap height is 1/2 inch.

Quantity 5



Site Details

Place of Origin

Maker Crown Cork & Seal Company

Maker Details In 1892, William Painter patents the 'crown cork' and soon thereafter starts the Crown Cork & Seal Company of Baltimore. The company continued to expand and by the 1930s sold half the world's supply of bottle caps. The company continues to be a leader in the bottling and packaging industry today.

Maker Mark


(click for full image)

Image Caption CMY442a-o



Date SEP 25,2013

Summary Very Good

Assessor Molly Hannan

Notes Boxes are in good to very good condition. A few have some minor discoloration but overall there is minimal edge wear and little to no fading. Boxes contain all twelve jar caps and instruction books, which are in excellent condition.