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- Adams & Westlake Co. Type 3205 Adlake Electric System, 1910-1915 -

- 1910-1915
- Collections - Artifact
Adams & Westlake Co. Type 3205 Adlake Electric System, 1910-1915
- Capacity Meter, Type 240, Used at Ford Motor Company, 1920-1940 -

- 1920-1940
- Collections - Artifact
Capacity Meter, Type 240, Used at Ford Motor Company, 1920-1940
- A.O. Schoonmaker Mica Segment Display Board, circa 1900 -

- circa 1900
- Collections - Artifact
A.O. Schoonmaker Mica Segment Display Board, circa 1900
- Sunbury Daily Item Newspaper for May 20, 1916 -

- May 20, 1916
- Collections - Artifact
Sunbury Daily Item Newspaper for May 20, 1916
- Amateur Radio Station W6DQZ, 1931-1994 - Hamid (Charlie) Durmisevich, call sign W6DQZ, connected to the world from his ham radio station in Los Angeles. Amateur radio operators use two-way radios to talk to global networks of other "hams" about technology, weather, emergency preparedness and daily life. This ham, who emigrated from Eastern Europe in 1920, was active in amateur radio communities from the 1930s to 1990s.

- 1931-1994
- Collections - Artifact
Amateur Radio Station W6DQZ, 1931-1994
Hamid (Charlie) Durmisevich, call sign W6DQZ, connected to the world from his ham radio station in Los Angeles. Amateur radio operators use two-way radios to talk to global networks of other "hams" about technology, weather, emergency preparedness and daily life. This ham, who emigrated from Eastern Europe in 1920, was active in amateur radio communities from the 1930s to 1990s.
- Electrical Wiring with Cleats and Switch, Used at Boone Electric Light Company, 1885 -

- 1885
- Collections - Artifact
Electrical Wiring with Cleats and Switch, Used at Boone Electric Light Company, 1885
- QSL Card from XE2JS (Guaymas, Sonora, Mexico) to W6DQZ (Hamid Durmisevich, Los Angeles, California), December 23, 1965 - It was customary for ham radio operators (hams) to exchange these "QSL cards" with one another through the mail after their first conversation. Long-time hams amassed collections of thousands of cards, some from far-flung places. There is a story embedded in each example: the ham's call sign dominates the design, with additional details about location, reception reports, and weather conditions.

- Collections - Artifact
QSL Card from XE2JS (Guaymas, Sonora, Mexico) to W6DQZ (Hamid Durmisevich, Los Angeles, California), December 23, 1965
It was customary for ham radio operators (hams) to exchange these "QSL cards" with one another through the mail after their first conversation. Long-time hams amassed collections of thousands of cards, some from far-flung places. There is a story embedded in each example: the ham's call sign dominates the design, with additional details about location, reception reports, and weather conditions.
- Amateur Radio Station W6DQZ Log, September 9, 1931 - March 31, 1934 - Hamid (Charlie) Durmisevich, call sign W6DQZ, connected to the world from his ham radio station in Los Angeles. Amateur radio operators use two-way radios to talk to global networks of other "hams" about technology, weather, emergency preparedness and daily life. This ham, who emigrated from Eastern Europe in 1920, was active in amateur radio communities from the 1930s to 1990s.

- 09 September 1931 - 31 March 1934
- Collections - Artifact
Amateur Radio Station W6DQZ Log, September 9, 1931 - March 31, 1934
Hamid (Charlie) Durmisevich, call sign W6DQZ, connected to the world from his ham radio station in Los Angeles. Amateur radio operators use two-way radios to talk to global networks of other "hams" about technology, weather, emergency preparedness and daily life. This ham, who emigrated from Eastern Europe in 1920, was active in amateur radio communities from the 1930s to 1990s.
- Amateur Radio License for Hamid Durmisevich, Station W6DQZ, Issued May 22, 1931 - Hamid (Charlie) Durmisevich, call sign W6DQZ, connected to the world from his ham radio station in Los Angeles. Amateur radio operators use two-way radios to talk to global networks of other "hams" about technology, weather, emergency preparedness and daily life. This ham, who emigrated from Eastern Europe in 1920, was active in amateur radio communities from the 1930s to 1990s.

- May 22, 1931
- Collections - Artifact
Amateur Radio License for Hamid Durmisevich, Station W6DQZ, Issued May 22, 1931
Hamid (Charlie) Durmisevich, call sign W6DQZ, connected to the world from his ham radio station in Los Angeles. Amateur radio operators use two-way radios to talk to global networks of other "hams" about technology, weather, emergency preparedness and daily life. This ham, who emigrated from Eastern Europe in 1920, was active in amateur radio communities from the 1930s to 1990s.
- Amateur Radio Station W6DQZ, September 1933 - Hamid (Charlie) Durmisevich, call sign W6DQZ, connected to the world from his ham radio station in Los Angeles. Amateur radio operators use two-way radios to talk to global networks of other "hams" about technology, weather, emergency preparedness and daily life. This ham, who emigrated from Eastern Europe in 1920, was active in amateur radio communities from the 1930s to 1990s.

- September 01, 1933
- Collections - Artifact
Amateur Radio Station W6DQZ, September 1933
Hamid (Charlie) Durmisevich, call sign W6DQZ, connected to the world from his ham radio station in Los Angeles. Amateur radio operators use two-way radios to talk to global networks of other "hams" about technology, weather, emergency preparedness and daily life. This ham, who emigrated from Eastern Europe in 1920, was active in amateur radio communities from the 1930s to 1990s.