The first cable cars to use grips were those of the Clay Street Hill Railroad, which later became part of the system. Andrew promoted this building of this line with design work by William Eppelsheimer, and it was first tested in 1873.
Tips for printing coloring book page or coloring sheet:
Step 1: Click on "Print" link of your choice, if you want a
Trolley cars image for coloring yourself then you need to click on "Print
Trolley cars Coloring page (B/W)" link. If you want colored (already filled with colors)
Trolley cars graphic to print then click "Print
Trolley cars Coloring page (Color)".
Step 2: Now a new pop-up window will open along the
Trolley cars image of your choice (if new window does not open-up then you may need to check your pop-up blocker settings.). Now click on "PRINT". This will open printer dialog, select your print and print.