Number five from the same submitter, makes my job easy.
Source Dima Shiper
A seamlessly tile-able grunge background image.
Source V. Hartikainen
A free tileable background colored in off-white (antique white) color.
Source V. Hartikainen
Background formed from the original with an emboss effect.
Source Firkin
Black paper texture, based on two different images.
Source Atle Mo
Based from Design Kindle
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous
Horizontal and vertical lines on a light gray background.
Source Adam Anlauf
The image depicts a seamless pattern of Japanese Edo pattern called "kikkou-matsu" or "亀甲松" meaning " tortoiseshell-pinetree".The real pinetree is like this: https://jp.pinterest.com/pin/500744052301065077/
Source Yamachem
From a drawing in 'Artists and Arabs', Henry Blackburn, 1868.
Source Firkin
Lovely light gray floral motif with some subtle shades.
Source GraphicsWall
Retro Circles Background 5 No Black
Source GDJ
From a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
Hexagonal dark 3D pattern. What more can you ask for?
Source Norbert Levajsics
Vector version of a png that was uploaded to Pixabay by pencilparker
Source Firkin
To get the tile this is based on select the rectangle in Inkscape and use shift-alt-i
Source Firkin
From a drawing in 'The Quiver of Love', Walter Crane, 1876
Source Firkin
Abstract Arbitrary Geometric Background derived from an image on Pixabay.
Source GDJ
From a drawing in 'Danmarks Riges Historie af J. Steenstrup, Kr. Erslev, A. Heise, V. Mollerup, J. A. Fridericia, E. Holm, A. D. Jørgensen', 1897.
Source Firkin
These dots are already worn for you, so you don’t have to.
Source Matt McDaniel
A blue background wallpaper for websites. It has a seamless texture with vertical stripes. It looks quite nice not only when using as a tiled background on websites, but also on computer desktops.
Source V. Hartikainen
Prismatic Isometric Cube Extra Pattern No Background
Source GDJ