{"schema_version":"bf_book_companion_v1","release_id":"20261010T034321Z-reviewed-full-unique-works","book":{"amazon_purchase_url":"https://www.amazon.com/dp/1416994157?tag=bookfrontie00-20","asin":"1416994157","authors":["Brian Floca"],"book_id":"9781416994152","canonical_url":"https://bookfrontier.com/books/locomotive-9781416994152","cover_image_url":"https://img.bookfrontier.com/9781416994152.jpg?v=580948f03fbcec5f","description":"The Caldecott Medal Winner, Sibert Honor Book, and New York Times bestseller Locomotive is a rich and detailed sensory exploration of America’s early railroads, from the creator of the “ stunning ” ( Booklist ) Moonshot. It is the summer of 1869, and trains, crews, and family are traveling together, riding America’s brand-new transcontinental railroad. These pages come alive with the details of the trip and the sounds, speed, and strength of the mighty locomotives; the work that keeps them moving; and the thrill of travel from plains to mountain to ocean. Come hear the hiss of the steam, feel the heat of the engine, watch the landscape race by. Come ride the rails, come cross the young country!","forthcoming":false,"isbn13":"9781416994152","publication_date":"20130903","publisher":"Atheneum/Richard Jackson Books","slug":"locomotive","subtitle":"","title":"Locomotive"},"discovery":{"categories":{"all":[{"bisac_code":"JNF057050","confidence_band":"medium","label":"Trains","score":0.8342,"source":"bisac_hint_model"},{"bisac_code":"TRA004020","confidence_band":"medium","label":"Railroad Photo Books","score":0.8249,"source":"bisac_hint_model"},{"bisac_code":"JUV041050","confidence_band":"medium","label":"Trains & Railways","score":0.8185,"source":"bisac_hint_model"}],"hint":[{"bisac_code":"JNF057050","confidence_band":"medium","label":"Trains","score":0.8342,"source":"bisac_hint_model"},{"bisac_code":"TRA004020","confidence_band":"medium","label":"Railroad Photo Books","score":0.8249,"source":"bisac_hint_model"},{"bisac_code":"JUV041050","confidence_band":"medium","label":"Trains & Railways","score":0.8185,"source":"bisac_hint_model"}],"publisher":[{"bisac_code":"JNF025200","confidence_band":"high","label":"19th Century U.S.","score":1,"source":"onix_publisher_code"},{"bisac_code":"JNF038100","confidence_band":"high","label":"U.S. Places","score":1,"source":"onix_publisher_code"},{"bisac_code":"JNF051130","confidence_band":"high","label":"Machines & Tools","score":1,"source":"onix_publisher_code"}]},"genres":[{"label":"Trains","score":0.8342,"slug":"trains"},{"label":"Railroad Photo Books","score":0.8249,"slug":"railroad-photo-books"},{"label":"Trains & Railways","score":0.8185,"slug":"trains-railways"}],"reader_fit":["Good for readers interested in America’s early railroads and transcontinental travel","Readers drawn to detailed, sensory accounts of historic journeys"],"related_lists":[],"series":null,"similar_books":[{"authors":["Donald Crews"],"book_id":"9780688149000","cover_image_url":"https://img.bookfrontier.com/9780688149000.jpg?v=ec08581837ae8a1a","score":0.7818,"title":"Freight Train Board Book","url":"https://bookfrontier.com/books/9780688149000"},{"authors":["Gail Gibbons"],"book_id":"9780823406999","cover_image_url":"https://img.bookfrontier.com/9780823406999.jpg?v=9894c2b96d49c4bb","score":0.7663,"title":"Trains","url":"https://bookfrontier.com/books/9780823406999"},{"authors":["George Ella Lyon","Benn Lyon"],"book_id":"9781481482028","cover_image_url":"https://img.bookfrontier.com/9781481482028.jpg?v=c44f40b2ad56a8ab","score":0.7654,"title":"Trains Run!","url":"https://bookfrontier.com/books/9781481482028"},{"authors":["Barbara Lehman"],"book_id":"9780618756407","cover_image_url":"https://img.bookfrontier.com/9780618756407.jpg?v=f97c23a0e3cf3955","score":0.7487,"title":"Trainstop","url":"https://bookfrontier.com/books/9780618756407"},{"authors":["Donald Crews"],"book_id":"9780688170875","cover_image_url":"https://img.bookfrontier.com/9780688170875.jpg?v=d922d1b9d10f01f5","score":0.7481,"title":"Inside Freight Train","url":"https://bookfrontier.com/books/9780688170875"},{"authors":["Lois Lenski"],"book_id":"9780375822643","cover_image_url":"https://img.bookfrontier.com/9780375822643.jpg?v=426886739e54f9ce","score":0.7473,"title":"The Little Train","url":"https://bookfrontier.com/books/9780375822643"}],"topics":[],"what_you_get":["Themes: Early railroads, Transcontinental travel, Steam locomotives.","Reading lane: Trains and Railroad Photo Books.","Publisher: Atheneum/Richard Jackson Books."]},"llm_signals":{"confidence":0.91,"pacing":"unknown","reader_fit":["Readers interested in America’s early railroads and transcontinental travel","Readers drawn to detailed, sensory accounts of historic journeys"],"themes":["Early railroads","Transcontinental travel","Steam locomotives"],"tropes":[]},"source_presence":{"amazon":true,"book_detail":true,"goodreads":true,"llm_signals":true,"similarity_seed":true},"stats":{"amazon_ratings_count":1120,"goodreads_ratings_count":6199,"goodreads_reviews_count":1503,"quality_score":0.9766}}