Rub Maps Houston atlanta us map liangma 919 X 602 pixels were hand-colored before the 1850s. taking into account a magnifying glass resign yourself to a close look at the color. If you look a matrix of small and even overlapping dots next you have a map made after the 1900s. Your map may say it is from the 1600s for example, but the presence of these dots means that it was not made until after the 1900s. It's a copy.
Rub Maps Houston atlanta us map liangma 919 X 602 pixels were mostly engraved on metal plates in reverse thus that they could be printed. taking into account printing the pressure from the press and its engraved plate into the paper leaves a "plate mark" or indentation a propos the Rub Maps Houston atlanta us map liangma 919 X 602 pixels. If you have a plate mark on your map be certain to look every the artifice a propos to look if whatever was printed beyond the plate mark. If there is printed material spilling beyond the plate mark, you have a fake. Thanks for visiting my blog, article above(Rub Maps Houston) published by admin at January, 18 2018