Harbor freeway new link, 1956
Caption slip reads: "Photographer: Mack. Date: 1956-03-07. Reporter: Petty. Assignment: Harbor Freeway new link. Special instructions: Monday. 29/30: Looking n. from under 30th st. overpass. 13/14: From on top of 30 st. looking N. 17/17/9/10: Looking S. from present end, which is 23rd st. cutoff, showing rush hour traffic. 27/28: looking N. from Jefferson overpass. 19/20: looking N. from under 23rd st., showing present end of S. bound harbor freeway with rush-hour jam. 5/6: looking N. to end at 42nd St.".