Not to get too far off topic here, but being from Edgewater, I'm more familiar with the east extremity of Bryn Mawr. Edgewater Beach Apts., A-B CTA station, Bryn Mawr Theater (admission was still 60 cents through the 1970's), Hellas Gyros (still there, still the best), and Stoyas Pharmacy.
Here's a photo circa 1970 looking east across Broadway: