Retrospect & prospect

Summary

A search across official audiobook retailers including Audible, Google Play Books, Apple Books, Kobo, OverDrive, Hoopla, and Libby for the book "Retrospect & prospect" by Alfred Thayer Mahan did not yield any results for an official, unabridged audiobook version. The book, originally published in 1902, is in the public domain, which suggests that while amateur or independently produced audio versions may exist (such as on platforms like LibriVox, which was not explicitly required to be searched), there is no officially published or commercially sold audiobook meeting the specified criteria on the major platforms checked. Therefore, the official, unabridged audiobook is currently not available through the listed retail channels.