Take a look for yourself. This is a great series of photos that we dug up in the University of Washington digital archives.
The one below is a great one showing Pioneer Square in Seattle. Make sure you click on it for a larger version to see some incredible details.
Here is another great one of Pioneer Square, this time from 1912, the same year Titanic sank (check out these amazing photos).
Here’s a show showing Hotel Seattle at the corner of James St. and Yesler Way, looking east.
And here is the same corner today using Google Maps.