postmark:
August 13, 1948 - Grand Coulee, WA
caption:
Hi Pop! Here is one thing worth seeing. the largest Dam in the World & the generators develop 108,000 K.W. & at present there are 9 in operation. & they are going to put 9 more on the East side which I have marked with an X. I am going over to the Columbia River Hiway. Tom
note:
I should point out that Tom's father was a city electrician.
