There are 2 books in the Ink, Iron, and Glass series.
The Ink, Iron, and Glass series does not have a new book coming out soon. The latest book, Mist, Metal, and Ash (Book 2), was published in February 2019.
The first book in the Ink, Iron, and Glass series, Ink, Iron, and Glass, was published in February 2018.
The Ink, Iron, and Glass series primarily falls into the Alternative History and Steampunk genres.