Main Street in about 1955, probably the most recognized Main Street Photo:
(click here for a HIGH RESOLOUTION photo of this photo)

From a postcard, about 1959 (The Red Owl store changed to a Jack and Jill store, a different stop light, different street lights, and maybe a different time and temp clock on the First State Bank?)

Downtown, taken in 1977:

(Click here for a high resoloution scan of this photo - 3.4 megs)
Another downtown view from a postcard:

Yet another downtown view from a postcard, circa 1957:

An advertising card for Wolf Point from the '50s