diff --git a/examples/mostek-3870/documentation/1981_3870_F8_Microcomputer_Data_Book.pdf b/examples/mostek-3870/documentation/1981_3870_F8_Microcomputer_Data_Book.pdf
new file mode 100644
index 0000000..0052a9f
Binary files /dev/null and b/examples/mostek-3870/documentation/1981_3870_F8_Microcomputer_Data_Book.pdf differ