This could be a hippy vintage wallpaper.
Source Tileable Patterns
From a design in 'Storia del Palazzo Vecchio in Firenze', Aurelio Gotti, 1889.
Source Firkin
The tile can be had by using shift+alt+i on the selected rectangle in Inkscape
Source Firkin
No idea what Nistri means, but it’s a crisp little pattern nonetheless.
Source Markus Reiter
Colour version of the original seamless pattern.
Source Firkin
A textured orange background pattern with vertical stripes.
Source V. Hartikainen
It’s like Shine Dotted’s sister, only rotated 45 degrees.
Source mediumidee
Recreated from a pattern found in 'Az Osztrák-Magyar Monarchia irásban és képben', 1882. To get the tile this is based on select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
A topographic map like this has actually been requested a few times, so here you go!
Source Sam Feyaerts
Did some testing with Repper Pro tonight, and this gray mid-tone pattern came out.
Source Atle Mo
Prismatic Polka Dots Mark II 3 No Background
Source GDJ
Adapted from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
Submitted in a cream color, but you know how I like it.
Source Devin Holmes
This is indeed a bit strange, but here’s to the crazy ones!
Source Christopher Buecheler
Seamless pattern formed from a tile that can be had by selecting the rectangle in Inkscape and using shift-alt-i.
Source Firkin
I love these crisp, tiny, super subtle patterns.
Source Badhon Ebrahim