-------------------- ---\ \ / | TO \ / | 37-312 | electra | 5 | | varan | | \---------| 4 | | 6 | | 3 | | 7 | | 2 | | 8 | | 1 | \--------------/ 1, 4, 7 are Dell Optiplex GX620 All others are Dell Optiplex-745 Both printers are HP8150Can be found at http://web.mit.edu/cluster-maps/www