In order to embed a flipbook from your Flipsnack library on your Tumblr website, you need to follow these steps:
1. Log in to your Flipsnack account and go to My Flipbooks. Select the flipbook you wish to embed.
2. Click the Embed button and then click Copy.
3. Log in to your Tumblr site.
4. From your Tumblr dashboard, create a new Text post.
5.Click the Gear icon, then click the Text Editor dropdown and select HTML.
6. Paste your embed code into the Tumblr editor and click Post.