The titles, covers, and summaries for Clue Book #11, Bug-napped (https://www.amazon.com/Bug-napped-Hardy-Boys-Clue-Book/dp/1534431268/ref=as_li_ss_tl?ie=UTF8&linkCode=ll1&tag=hardboyscasee-20&linkId=dd8b3e2d462e01b83730e456ffe90816&language=en_US), which has an April 14, 2019, release date and Adventures #20, Return to Black Bear Mountain (https://www.amazon.com/Return-Black-Mountain-Hardy-Adventures/dp/1534441328/ref=as_li_ss_tl?ie=UTF8&linkCode=ll1&tag=hardboyscasee-20&linkId=b37567961cb7c4eb81d3ab05dc9f04f3&language=en_US), which has a release date for February 18, 2019 are both now starting to show up at various online retailers for pre-order.
(https://www.hardyboyscasefiles.com/images/comingsoon/HBA_020.jpg) (https://www.amazon.com/Return-Black-Mountain-Hardy-Adventures/dp/1534441328/ref=as_li_ss_tl?ie=UTF8&linkCode=ll1&tag=hardboyscasee-20&linkId=b37567961cb7c4eb81d3ab05dc9f04f3&language=en_US) (https://www.hardyboyscasefiles.com/images/comingsoon/CB011.jpg) (https://www.amazon.com/Bug-napped-Hardy-Boys-Clue-Book/dp/1534431268/ref=as_li_ss_tl?ie=UTF8&linkCode=ll1&tag=hardboyscasee-20&linkId=dd8b3e2d462e01b83730e456ffe90816&language=en_US)
I hope whoever wrote the write-up did not write the book.