Adding alignments of the Lincoln Highway.

Adding alignments of the Lincoln Highway.

Adding alignments of the Lincoln Highway.

Adding alignments of the Lincoln Highway.

Adding alignments of the Lincoln Highway.

Added 1921 route of the Lincoln Highway.

Modified a bridge on US 91.

Added ending date to the US 91 Placentia Yorba route.

Adding sections of the Riverside Freeway

Adding sections of the Riverside Freeway

Updating section of US 91.

Adding sections of the Riverside Freeway

Added part of the Houston Expressway and Riverside Freeway.

Adding the 1913 route of the Lincoln Highway

Adding the 1913-1927 route of the Lincoln Highway.

Adding the 1913-1921 route of the Lincoln Highway.

Adding more of the Houston Expressway and Riverside Freeway.

Adding more of the Houston Expressway and Riverside Freeway.

Added part of the Houston Expressway and Riverside Freeway.

Added part of the Houston Expressway and Riverside Freeway.