Fur trade the "yasak" (or iasak) tax on natives and the 10% "Sovereign Tithing Tax" imposed on both the catch and sale of fur pelts. Fur was in great demand in Western Europe, especially sable and marten, since European forest resources had been over-hunted and furs had become extremely scarce. Fur trading allowed Russia to purchase from Europe goods that it lacked, like lead, tin, precious metals, textiles, firearms, and sulphur. Russia also traded furs with Ottoman Turkey and other countries in the Middle East in exchange for silk, textiles, spices, and dried fruit. The high prices that sable, black fox, and
PC Paintbrush 1988, allowing 256 colors and extended SVGA resolutions were supported through the use of hundreds of custom-tailored graphics drivers. The PCX format grew in capability accordingly. By its final version, "Paintbrush" was able to open and save PCX, TIFF, and GIF files. PC Paintbrush IV was released in 1990. PC Paintbrush V+ came in 1992. PC Paintbrush for Windows 1.0 was adapted to the Windows 3.0 graphical environment in 1993. Support for 24-bit color and simple photo retouching tools were also added, as well as the ability to open more than one image at a time. The program also added