3 adjectives to describe cartographers

But the most alert cartographers, particularly between 1880 and 1895, could not keep their maps abreast of the news of discovery as it came to Europe.

STIELER, a celebrated German cartographer, born at Gotha; his atlases are deservedly held in high esteem for their excellence (1775-1836).

This error was copied by some later cartographers, including Mercator, until about 1740, when "Viticos" disappeared from all maps of Peru.

3 adjectives to describe  cartographers