古钱的拓图不易制作,古钱研究者均深有体会。一般墨拓须在拓纸尚处半于半湿状态即行上墨,但所上之墨因逢拓纸中的水份而扩散,使拓图失真。因此初拓、再拓、三拓等各次上墨的浓干程度,很不容易控制得当。这里介绍一种使用油墨代替传统松烟墨的拓法, The ancient map is not easy to make the extension of the ancient money, ancient money researchers are deeply understand. Ink in general to expand the paper is still half and half wet state that line ink, but because of the ink on the expansion of the paper in the proliferation of water diversion map distortion. Therefore, the first extension, then extension, three extension and other ink concentration, is not easy to control properly. Here to introduce a method of using ink instead of traditional loose ink extension method,