If you're looking for an introduction to the tarot, the Antiquarian Tarot Companion Guidebook is a primer on how to start reading the cards. It's clear and concise, yet offers the new student a lot of information about the tarot and card reading. The appendices has tables and references to make learning the tarot accessible. This deck is based on the Rider-Waite-Smith tarot and anyone with knowledge of it can work with the Antiquarian Tarot. If you're just starting to explore the tarot, many teachers recommend learning with the RWS, but the Antiquarian Tarot is an alternative if you want something with a unique design and style.
You can buy one or the other, but divineMuses offers a discount if you want to purchase both.