The Monkees most lucrative venture the three had ever seen in their days as the Monkees, far surpassing the money they had made in the 1960s. Nesmith had little financial need to join in Monkees-related projects, mostly as his mother Bette Nesmith Graham was the inventor of Liquid Paper, leaving Nesmith an inheritance of over $25 million upon her death in 1980. A new album by the touring trio, "Pool It!" (the Monkees' tenth), appeared the following year and was a moderate success. From 1986 to 1989, the Monkees would conduct major concert tours in the United States, Australia, Japan, and Europe.
John Nesmith lakes in New Hampshire as reservoirs for the Lowell Mills in dry seasons and letting the water into the Merrimac River when needed by artificial canals. This brilliant conception was at first scouted by the manufacturers along the river, but Mr. Nesmith, satisfied that they would eventually require the water, bought the right to use both these lakes for the purpose and before long the manufacturers had to buy of him at a handsome profit. Mr. Nesmith was the first to discern the natural fitness of the site now occupied by the flourishing city of Lawrence on the Merrimac River