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United States Patent Office, Washington, D.C., ca. 1846. Creator: John Plumbe.
HRM23A42_456

United States Patent Office, Washington, D.C., ca....

Egg Packaging, 1915. Creator: Harris & Ewing.
HRM23A21_464

Egg Packaging, 1915. Creator: Harris & Ewing.

Int. Patent office, between 1910 and 1920. [Interior, USA].
HRM22A89_267

Int. Patent office, between 1910 and 1920. [Interi...

Edward B. Moore, Commissioner of Patents - At Desk, 1912. Creator: Harris & Ewing.
HRM22A93_138

Edward B. Moore, Commissioner of Patents - At Desk...

Edward B. Moore, Commissioner of Patents - At Desk, 1912. Creator: Harris & Ewing.
HRM22A93_137

Edward B. Moore, Commissioner of Patents - At Desk...

Egg box, between 1909 and 1923. Creator: Harris & Ewing.
HRM22B07_026

Egg box, between 1909 and 1923. Creator: Harris & ...

Edward B. Moore, Commissioner of Patents - At Desk, 1912. Creator: Harris & Ewing.
HRM22A93_136

Edward B. Moore, Commissioner of Patents - At Desk...

Old Patent Office - model room (1861-65), between 1860 and 1880. Creator: Unknown.
HRM22A77_062

Old Patent Office - model room (1861-65), between ...

A grocery window, 1939. Creator: Dorothea Lange.
HRM22A55_147

A grocery window, 1939. Creator: Dorothea Lange.

Portrait of Thomas Clarke Theaker (1812-1883), Between 1876 and 1880. Creator: Samuel Montague Fassett.
HRM21A86_182

Portrait of Thomas Clarke Theaker (1812-1883), Bet...

Man Holding Patent Office Book, ca. 1857.
HRM20A79_145

Man Holding Patent Office Book, ca. 1857.

Patent Office, Washington', c1897.
HRM19F13_071

Patent Office, Washington', c1897.

Alexander Graham Bell makes the first telephone call between New York and Chicago, USA, 1892. Artist: Unknown
HRM19D78_318

Alexander Graham Bell makes the first telephone ca...

Alexander Graham Bell telephones Boston, Massachusetts, USA, 1876. Artist: Unknown
HRM19D70_117

Alexander Graham Bell telephones Boston, Massachus...

'Bell's telephone in operation', late 19th century.Artist: Gilbert
HRM19C58_170

'Bell's telephone in operation', late 19th century...

Patent Office, Washington DC, USA, c1900. Creator: Unknown.
HRM19D48_247

Patent Office, Washington DC, USA, c1900. Creator:...

Mr. and Mrs. Atherton Curtis from the etching by Anders Zorn, c1880-1906, 1906. Artist: Anders Leonard Zorn
HRM19C64_435

Mr. and Mrs. Atherton Curtis from the etching by A...

Alexander Graham Bell (1847-1922), Scottish-born American inventor, 1926. Artist: Unknown
HRM19C36_297

Alexander Graham Bell (1847-1922), Scottish-born A...

Bell telephone, 1882. Artist: Alexander Graham Bell Artist: Unknown
HRM19B65_496

Bell telephone, 1882. Artist: Alexander Graham Bel...

Elisha Gray, American inventor, presenting the caveat for his telephone, 1876, (c1890). Artist: Unknown
HRM19B65_331

Elisha Gray, American inventor, presenting the cav...

Alexander Graham Bell, Scottish born American inventor, c1880. Artist: Unknown
HRM19B65_416

Alexander Graham Bell, Scottish born American inve...