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Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/4/2008
The John Deere Model D tractor was introduced in 1923 and became the first tractor built, marketed, and named John Deere. It replaced the Waterloo Boy in the company's product line.
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
9/19/2009
Lace-making and sewing were more than utilitarian projects. They allowed young girls to express themselves artistically while learning discipline and attention to detail. This embroidered linen and lace pillow sham belonged to Miguel Roses at the turn of the 20th century. Bird and flower designs
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
11/4/2008
This is a patent model of a sewing machine invented by John Bachelder of Boston, Mass., who was issued Patent No. 6439 on May 8, 1849. In his patent specification he claims "As my invention or improvement in the sewing machine is the combination, with the endless cloth-holder, of the curved bar o
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
12/31/2009
As the “Millennium Bug” gained media attention, some businesses used the hype to market special millennium foods. From cars to breakfast cereal, companies like the Figueroa Brothers, Inc., cashed in on the Y2K name. This bottle once contained Y2K Millennium Meltdown ¿R-U-Ready? hot sauce, a
Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
4/7/2016
This Sony "Walkman" portable tape player dates from the early 1980s. Originally introduced in 1979 as the “Soundabout,” two people could listen simultaneously while a small microphone permitted them to converse without removing their headsets. Powered by a 9-volt battery, the recorder sold we
Grade Range:
K-12
Resource Type(s):
Reference Materials
Date Posted:
1/2/2018
World War I provided a testing ground for the application of new medical technologies and procedures and, in some cases, accelerated their general acceptance or development in a much wider context. Simultaneously, wartime medical practice reflected the larger concerns and prejudices of early 20th
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
12/30/2009
George Washington wore this simple hanger as his battle sword while serving as commander of the Continental army during the Revolutionary War. Made in Fishkill, New York, by John Bailey, an immigrant cutler from Sheffield, England, the sword has a slightly curved, grooved steel blade, silver-moun
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
9/3/2008
The American flag is a powerful symbol of freedom and independence for many activist groups who wish to claim full rights as citizens . This commercially marketed lap blanket was altered by hand to include the universal access symbol made up of stitched stars.
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
6/10/2009
Called upon by the British government to help fight the French in Canada in 1689, Massachusetts authorities were hard-put to comply, because official money was unavailable. The Hull/Sanderson mint, which had created Pine Tree Shillings and other coins, had been closed on Crown orders years before
Grade Range:
K-12
Resource Type(s):
Artifacts
Date Posted:
3/28/2016
Before 1954, so-called portable radio receivers used vacuum tubes to receive and amplify signals. The large batteries needed to power most tubes made radios large and heavy. Receivers built with subminiature tubes existed but were expensive. The invention of transistors in 1947 allowed engineers
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