Photograph of a view of Arroyo Seco Park and Channel looking northeast, prior to the construction of the Pasadena Freeway, ca.1940. The wide, shallow channel can be seen in the distance at left. A dirt road runs parallel to the channel and forks out into two roads in the foreground. Several tall, thin trees can be seen around the channel, and large mountains can be seen in the distance. Two automobiles are parked near the remains of the Pacific Electric Bridge in the foreground at center. Compares to CHS-14551, showing the bridge after construction.; Legible signs include, from left to right, "PWA Federal Works Agency Public Works Administration", and "Danger bridge under construction".