The document contains a series of numbers and musical terms organized in rows and columns. It appears to be notation for a percussion part featuring repeated rhythmic patterns on different instruments including agudo, grave, festejo, cajita, tumbadora, and bongó. The numbers and terms are organized into measures indicating when each instrument should play or rest throughout the piece.

1. 1 2 3 1 2 3 1 2 3 1 2 3
Agudo YO- TO- CO- YO- TO- CO-
Grave FES- TE- JO- FES- TE- JO
I D I D I D I D I D I D
1 2 3 4
Agudo X X X X X X
Grave X X X X
D I D I D D I D D I
1 2 3 4
Agudo X X
Grave x x x x
To Co Fes Te Jo Pa Pa
D I D I D DI DI
1 2 3 4
Agudo x x x x
Grave x x x x
Tu Ca Tu Ca Tu Ca Tu Ca
I D I D I D I D
1 2 3 4
Agudo X X X X x X X
Grave X X X
FESTEJO
CAJITA
TUMBADORA
BONGÓ
TUMBADORA 2