Quotation from: The Notebooks of Leonardo Da Vinci

Written by: Leonardo da Vinci

And for 8 bases which are 5 1/2 in. square and 2 in. high 5 hund'..
duc. 5.

And for the slab of the tombstone 4 br. io in. long, 2 br. 4 1/2 in.
wide 36 hundredweight....... duc. 36.

And for 8 pedestal feet each 8 br. long and 6 1/2 in. wide and 6 1/2
in. thick, 20 hundredweight come to... duc. 20.