• Visit
    • Museum Accessibility
    • Community Access
    • Group Visits and Tours
    • Programs
      • History Café
      • MOHAI Mercantile Literary Series
      • First Thursday
      • Denny Lecture
      • Al Young Educator of the Year
      • Everyday Heroes
    • MOHAI Mercantile
    • Gourmondo at MOHAI
  • Exhibits
  • Events
  • Collections and Research
    • Collections Search
    • Themed Collections
    • Research Library
    • Image Ordering
    • Donate an Artifact
    • Curator’s Fellowship
  • Support
    • Donate
    • Membership at MOHAI
    • Gift Memberships
    • Corporate Support
  • Education
    • Field Trips
      • Self-Guided School Year Explorations
      • Creating Our Community
      • Cracking the History Code: Salish Stories
      • Cracking the History Code: Settling Around the Sound
      • Hands on History
      • Self-Guided Summer Field Trips
      • Homeschool Group
    • Portable Museum Program
    • Scholarships
    • Education FAQ
    • Primary Source Analysis
    • Online Curricula
    • Teen Programs
    • Idea Lab
    • Discovery Packs
    • Summer Camps
  • About
    • Annual Reports
    • The MOHAI Blog
    • Contact MOHAI
    • Opportunities
    • Leadership
    • Private Events
  • Donate
  • Tickets
  • Membership
HomeCollections and ResearchCollections Search

Collections Search

Explore stories in Northwest history through highlights from MOHAI’s collections. Search by keyword below or browse the entire online collection by entering the asterisk symbol (*). Filter your search by type of materials.

Download lower resolution images directly from an item page. MOHAI offers high-resolution digital reproductions of photographs and other materials from our collections for personal and professional use.

We have many more items in our collections and not everything you see online is on view at the museum. We have additional materials online at the University of Washington’s Digital Collections.

MOHAI Statement on Harmful Content

Search by Collection

Not finding what you are looking for?
Ask the MOHAI Collections Staff

388 results for: Seattle Construction Company

Share:
Image of Wooden lock in Montlake Ditch, Seattle, circa 1900
Photograph

Wooden lock in Montlake Ditch, Seattle, circa 1900

The Montlake Cut, between the Montlake and University District neighborhoods in Seattle, connects Lake Washington and Lake Union as part of the Lake Washington Ship Canal. When it was completed in 1916, it marked the realization of a 62-year-old idea to link the lakes with Puget Sound, creating a freshwater harbor in Seattle and a waterway connecting Seattle's shipping harbor…
ID Number:Lib1991.5.14
Date:Circa 1900
Image of Trolley Trips in City and Suburbs on the Car Lines of the Seattle Electric Company, circa 1910
Ephemera

Trolley Trips in City and Suburbs on the Car Lines of the Seattle Electric Company, circa 1910

In 1898, the Seattle Electric Company was granted a contract to consolidate the city's 22 separate streetcar lines and private street railways. The SEC was an arm of the national Stone & Webster utility cartel, which also controlled the city's electrical grid and operated the Puget Sound Electric Railway (PSE), an interurban line linking Tacoma, Seattle, and Everett. By 1941,…
ID Number:Lib1992.35.1
Date:Circa 1910
Image of Ballard locks under construction, Seattle, 1914
Photograph

Ballard locks under construction, Seattle, 1914

In this photo of the Salmon Bay waterway, the construction site of the Hiram Chittenden locks is visible. The locks had their official opening in 1917. The brothers Clarence R. and Otto Langstaff were prolific amateur photographers in Seattle. Clarence (1880-1941) worked as a carpenter and also spent time at Mt. Rainier as a guide. Otto (1883-1969) worked for W.P.…
ID Number:Lib1993.8.34
Date:1914
Image of Ballard locks under construction, Seattle, 1914
Photograph

Ballard locks under construction, Seattle, 1914

In this photo, a small boat travels west along the Salmon Bay waterway next to the construction site of the Hiram Chittenden locks, which had their official opening in 1917. The brothers Clarence and Otto Langstaff were prolific amateur photographers in Seattle. Clarence worked as a carpenter and also spent time at Mt. Rainier as a guide. Otto worked for…
ID Number:Lib1993.8.35
Date:1914
Image of Great Northern Railroad bridge construction, Ballard, 1912
Photograph

Great Northern Railroad bridge construction, Ballard, 1912

The bascule bridge that crosses Salmon Bay was built for the Great Northern Railroad and completed in 1914. This photo shows its stone supports during the initial stages of construction. The photographer stood on the Magnolia side of the waterway, looking towards Ballard. The brothers Clarence and Otto Langstaff were prolific amateur photographers in Seattle. Clarence worked as a carpenter…
ID Number:Lib1993.8.37
Date:1912
Image of Welder at Todd Shipyards, Seattle, 1956
Photograph

Welder at Todd Shipyards, Seattle, 1956

The Seattle Division of Todd Shipyard Corporation originated in 1916, when the William H. Todd Corporation purchased the Seattle Construction and Dry Dock Company (formerly Moran Brothers Shipyard). Originally located on the Seattle waterfront, the shipyard built cargo vessels for the U.S. Shipping Board during World War I. Todd moved the operation to a new plant on Harbor Island in…
ID Number:Lib1993.20.215
Date:1956
Image of Decorating  Ballard Bridge for reopening celebration, Seattle, May 1940
Photograph

Decorating Ballard Bridge for reopening celebration, Seattle, May 1940

The Ballard Bridge, also known as the 15th Avenue Bridge, is a double-leaf bascule bridge in Seattle which connects Ballard to the Magnolia and Queen Anne neighborhoods. Opened in 1917 and spanning the Lake Washington Ship Canal, the Bridge originally had wooden approaches intended to last only ten years. The bridge was closed for repairs in 1939 and the approaches…
ID Number:PI20464
Date:1940
Image of Men emptying cement into form at dam construction site, circa 1937
Photograph

Men emptying cement into form at dam construction site, circa 1937

After much research, the United States Bureau of Reclamation and its contractor, the MWAK Company, developed a very strong type of concrete for the Grand Coulee Dam. Two concrete mixing plants built at the dam site supplied 640 cubic yards of concrete per hour, breaking all earlier records. Traveling cranes moved the concrete to the building site in huge buckets.This…
ID Number:PI22043
Date:Circa 1937
Image of Aerial of Boeing Plant #2 looking southeast, Seattle, 1943
Photograph

Aerial of Boeing Plant #2 looking southeast, Seattle, 1943

Boeing's Plant #2 was built in 1936 in Seattle's Georgetown neighborhood next to the Duwamish River, with additional construction in 1941. The main saw manufacturing of iconic planes like the B-17 "Flying Fortress" bombers, B-29 "Superfortress" bombers, B-52 bomber, and the 737. A crucial site of production during World War II, the plant was camouflaged at one point during the…
ID Number:PI23924
Date:1943
Image of Seattle-Everett interurban trolley, 1907
Photograph

Seattle-Everett interurban trolley, 1907

The Seattle-Everett Interurban Company was organized in 1900, and construction on the electric trolley line began in Ballard in 1901. By 1905, the tracks reached Hall's Lake and in 1910, they were completed to Everett. Passengers traveling between Seattle and Everett changed between the interurban cars and Seattle's local transit system in Ballard.This photo shows Seattle-Everett interurban trolley cars 5…
ID Number:SHS735
Date:1907
Previous 1 … 36 37 38 39 Next

Land Acknowledgement

MOHAI stands on the historic and contemporary lands and shores of the Duwamish, Suquamish, Muckleshoot, and other Coast Salish Nations. We acknowledge the forced displacement of Native Communities from this land while honoring the endurance of the Duwamish people who still live here.
Address: 860 Terry Ave N, Seattle WA, 98109
Phone: 206 324 1126
  • Plan a Visit
  • Directions and Parking
  • Accessibility
  • Group Tours
  • About

Sign up to Receive our Newsletter

"*" indicates required fields

This field is for validation purposes and should be left unchanged.

Copyright 2026, Museum of History & Industry. All Rights Reserved