| Here is the second of two original 35mm color slides by an unidentified photographer that were taken near Madison, Indiana, on 9 April 1966. Caption On Slide Mount: "PRR ~ Madison Incline. 1/2-Way Down ~ Rock Cut." Photo taken near the mid-point of the Pennsylvania Railroad's 5.9%-graded line linking Madison and North Madison. Note the strata lines in the sedimented rocks at the right. |