Was training the principles of linear perspective accessible to everyone?
Please recommend articles, books and any research that clarifies the conditions for perspective teaching in the workshops of the great Renaissance painting masters.
Renaissance artists were concerned with making their art look realistic, and one of the ways they achieved this realism was through the use of linear perspective. This lesson discusses the rediscovery of linear perspective during the Renaissance.
Linear Perspective
During the Renaissance, from roughly the 14th to the 16th century, there were many advances in science, math, philosophy, and art. One of the most monumental advances in art was the development of linear perspective. Linear perspective uses principles of math to realistically portray space and depth in art. Renaissance artists were largely concerned with painting realistic scenes, and a linear perspective gave them a reliable method to accomplish this realism, which helped make their paintings all the more captivating.
You could have a look, for example, at Dürer's books. The original sources are available on-line but are in German usin Gothic typeface (hard to read). However, I think it was translated into English:
https://www.si.edu/object/siris_sil_191025
and, of course, my guess is that there is plenty of secondary literature.