Which published on a bi-monthly basis  Giant Robot or Sculptural Pursuit magazine?
Sculptural Pursuit Sculptural Pursuit was a quarterly art/literary magazine published by Hammer & Pen Productions, a Denver, Colorado publishing company. The magazine focuses on sculpture, its collectors and enthusiasts, but painting and poetry are also frequently featured.
Sandhills Publishing Company Sandhills Publishing Company is a privately held Americanpublisher that produces trade publications and consumer magazines. The company primarily serves the transportation, agriculture, aircraft, heavy machinery, and technology industries. Its trade publications include "TractorHouse", "Machinery Trader," "Machinery Trader Auction Results," "Truck Paper," "RentalYard," and "AuctionTime," in addition to "Controller", "Executive Controller", and "Charter Hub." Each print publication also has a companion website.