A review of the book by Eleanor Mildred Sidgwick in the Proceedings of the Society for Psychical Research suggested that the women had misinterpreted normal events that they had experienced.[n 1][21] In 1903, an old map of the Trianon gardens was found and showed a bridge that the two women had claimed to have crossed that had not been on any other map.[22] The identity of the authors of An Adventure was not made public until 1931.