Free-Ink-Brushes-for-Photoshop by BrittneyMurphy on DeviantArt
Real Ink Brushes For Photoshop - Design Cuts
Kyle's New Technical Pens for Photoshop | These new technical pens will be included in my Ultimate Lettering brush set for #Photoshop, which you can preorder now at 25% off the regular
AD Fountain Pen Brushes - YouTube
Free Vector | Ink brushes collection
Standard Photoshop Comic Ink Brushes | RetroSupply Co.
Photoshop Mini Tip: Using Pen Tilt with Ink Brushes - YouTube