Credits
Here are some things that this page uses which I have to or would like to credit.
Images
Landscape with a Double Spruce by Albrecht Altdorfer. Used for the main title image. Made openly available by The Metropolitan Museum (link). Altered by cropping, color selection/deletion, scaling and hue/saturation/lightness change through GIMP.
Page 3v from "Eyn New Kunstlichboich". Used for the edge border. Made available by the Metropolitan Museum of Art and found on Wikimedia Commons (link). Altered by cropping, color selection/deletion and hue/saturation/lightness change through GIMP.
Fonts
DS Caslon Gotisch. Used for headings. Made available by Dieter Steffmann on 1001fonts under the 1001fonts license which is very permissive. You should definitively read Dieter's account page and check out the other fonts he has made available.