Salvaged.nu is a place on the internet that recovers, repairs, and reuploads Photoshop resources from lost personal blogs from the mid-2000's.
Visit the FAQ's to find out more.
Click the thumbnails to see the resources' download options.
Photoshop Brush (.abr) & Image Pack (.jpeg, .png) only
The below brushes do not have Paintshop Pro brush files, however the Image Packs can be used to create the brushes in PSP.