Skip to main content

Upper Peninsula Regional Digitization Center

You've searched: All Collections

  • All fields: heat
(4 results)



Display: 20

    • Rocker bearings

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • These rocker bearings were located beneath trusses, between truss and pier to allow for smooth, wear free. movement of the steel as it expands and contracts due to heat and cold.
    • Rocker bearings

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • These rocker bearings were located beneath trusses, between truss and pier to allow for smooth, wear free. movement of the steel as it expands and contracts due to heat and cold.
    • Rocker bearings

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • These rocker bearings were located beneath trusses, between truss and pier to allow for smooth, wear free. movement of the steel as it expands and contracts due to heat and cold.
    • Railway comments

    • Railroads ; Duluth, South Shore, and Atlantic Railway Company
    • Source: The Mining Journal
      Marquette Mi.
      November 27, 1886
      The Detroit Tribune displays it knowledge of the railroad situation in the upper peninsula by stating that "about forty-eight miles of road will be built from the junction of...

QuickView

Display a larger image and more item information when the pointer pauses over a thumbnail
 

Layout options:

Select the collections to add or remove from your search
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
 
OK