John Lloyd Wright, son of FL Wright was inspired while watching the construction of the Imperial Hotel in Tokyo. JLW thought, “What if children had a toy version of those beams? The architect’s son followed through on his inspiration.Lincoln Logs from the Merchandise Mart in Chicago. The sets even came with instructions on how to build Uncle Tom’s Cabin as well as Abe Lincoln’s log cabin. The Lincoln Log construction and figure sets came in two sizes available for $2 or $3 dollars.