Photo of the Eckstrom-Columbus Branch part of the Pima County Public Library taken on July 12, 2013. The library was expanded from 11,000 square feet to 16,000, has 52 new computers, new meeting rooms and reading areas and cost a total of $1.9 million.Photo of the remodel of the Pima County Public Library Eckstrom-Columbus branch on September 12, 2012. The remodel of the 35-year-old building will include expansion from the current 11,000 square feet to approximately 16,000 square feet. This expansion, at a projected cost of $1.9 million, will allow for the addition of a second meeting room, more study rooms, and space to accommodate a total of 52 computers.