He had one rule: Besides the fasteners, everything had to be made of found material. Since buying the land for $33,000 in 2006, Bua and his periodic collaborators have constructed about 30 ...
Direction of Object 1 and 2 (solid yellow line). The green squares represent their possible locations based on the kine- matic distance estimates (see Section 4.3 and 4.4). The background is an artist ...