Consuelo G. de Ortega Books

In this installment of the series, the Hollisters encounter a mystery at an auction sale at Stone Farm, where the late Mr. Stone's only relative, Graham, is to inherit something called “mystery boy.” The identity of this bequest is unknown, but the Hollisters soon discover that the hobbyhorse they bought holds the key. Their adventure deepens when they visit Pony Hill Farm, owned by Mrs. Hollister's cousins, Ruth and Charles Thomas. There, a beautiful appaloosa pony appears mysteriously, prompting further intrigue. As the Hollisters unravel the puzzle of Graham Stone and engage in trick riding for the County Fair Horse Show, they embark on a journey filled with excitement and unusual adventures. Originally published in 1956, this delightful mystery-adventure story is now available in paperback and eBook for the first time. Aimed at children aged six to twelve, the series emphasizes humor, integrity, and the triumph of good over evil, making it a favorite among parents, grandparents, and teachers. With fast-paced action and engaging illustrations, readers feel immersed in the thrilling escapades of the lovable Hollister family, ensuring they won't want to put the book down.

Not long after the Hollisters, Indy and Emma Rhodes arrive on Wicket-ee-nock Island, they discover that something is very much amiss. The Franklins, who live on the island, seem to be hiding something in their barn. The Franklins warn them not to go near the barn! A prowler is seen near the abandoned inn where the Hollisters are staying. Later, their belongings are ransacked, and they receive a fake telegram, supposedly from Mrs. Hollister, ordering them to return home. Then, one night, the ghost horse looks eerily out of the fog. When the Hollisters realize that someone is trying to scare them off the island, they are determined to find out why. A man with a beard and a foreign accent saves them from drowning, but, then disappears into the night. A pair of Lipizzan horses, a scrap of paper bearing a coat-of-arms, and a secret tunnel, provide several clues, and after experiencing some harrowing moments, the Hollisters set out to find the valuable diamond encrusted coat-of-arms that is the heart of the mystery of the ghost horse! In the process, they learn a great deal about the work of the Audubon Society and about the training of the world-famous Lipizzaners.

At a school-benefit sale, Pete Hollister discovers an old book about early New York tunnels, which contains a mysterious note written in Chinese with the word “Help!” The Hollisters consult a Chinese friend for translation and learn the letter was penned by Yuen Foo to his son in New York but never sent. Using a detective kit, Pete uncovers hidden Chinese writing revealing that Yuen Foo was threatened over a “treasure.” Mr. Hollister, invited to New York as a consultant for a toy manufacturer, decides to take the family along for a vacation. The children are excited not only for the sights of New York but also because the clues suggest Chinatown holds the key to the mystery. This story offers a tour of one of the world's most famous cities while introducing readers to a glimpse of Chinese culture at Manhattan's tip. First published in 1959, this delightful mystery-adventure is now available in paperback and eBook for the first time. Aimed at children aged six to twelve, the series emphasizes humor, integrity, and the triumph of good over evil. Parents and educators appreciate the wholesome narratives, while kids enjoy the fast-paced action and engaging illustrations that bring the adventures of the Hollister family to life.