You are looking at a lot of 27 vintage paperback books from the "The Boxcar Children" book series by Gertrude Chandler Warner. Designed for young adults ages 9-12, the narrative type of the books is fiction and they fall under the genres of adventure and mystery. 

This lot includes numbers 1, 2, 2 Special, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 18, 21, 22, 23, 32, 41, 61, 62, 64, 65, 66, and 73. 

The vintage nature of the books adds to their charm and appeal, making them a valuable addition to any book collection. With their captivating storytelling and engaging themes, these books are sure to entertain and delight readers of all ages. Thanks for looking!