No.1 

16.5 x 20 x 1.5

Gypsum cement, poplar end-grain, wax, resin, black rubber

No.2

13 x15 x 2

Gypsum cement, drywall tape, resin, black rubber, mahogany

No.3

36 x 30 x 2.5

Gypsum cement, resin cedar end-grain, black rubber, poplar dowels

No.4

15 x 23 x 3

Gypsum cement, white oak, graphite, mahogany, glue, resin

No.5

21 x 24.5 x 1.75

Black rubber, gypsum cement, cedar

No.6 

21.5 x 24.5 x 2.25

Gypsum cement, sapele, graphite, resin, mahogany

No. 7

25 x 19 x 2

Gypsum cement, cedar end-grain, graphite, poplar dowels, mahogany