@inbook{Ingersoll1879chicagobible,
  author    = {Ingersoll, Robert G.},
  title     = {My Chicago Bible Class},
  booktitle = {The Works of Robert G. Ingersoll, Dresden Edition},
  publisher = {C. P. Farrell},
  address   = {New York},
  volume    = {7},
  year      = {1879},
  url       = {https://thegreatagnostic.com/works/my-chicago-bible-class/},
  note      = {Public domain. Dresden Edition identifier: dresden:vol-7:my-chicago-bible-class}
}