LeWITT, Sol. Incomplete Open Cubes.
(Amsterdam): Art & Project, 1975. First edition. Quarto. Single sheet folded in two. Issued as ‘bulletin 88’ to accompany the event of the same title March 4 – March 15, 1975. Double-page illustration (photographed by Akirahagihara). Single sheet measuring 29cm by 42cm folded to 29cm by 21cm. addressed and creased where folded for mailing. Nice fresh copy.