diff --git a/pesu_notes/and_gate.png b/pesu_notes/and_gate.png
new file mode 100644
index 0000000..9bf8ca7
Binary files /dev/null and b/pesu_notes/and_gate.png differ
diff --git a/pesu_notes/diff2.png b/pesu_notes/diff2.png
new file mode 100644
index 0000000..99f26e2
Binary files /dev/null and b/pesu_notes/diff2.png differ
diff --git a/pesu_notes/hurmit.otf b/pesu_notes/hurmit.otf
new file mode 100644
index 0000000..49eda1d
Binary files /dev/null and b/pesu_notes/hurmit.otf differ
diff --git a/pesu_notes/nand_gate.png b/pesu_notes/nand_gate.png
new file mode 100644
index 0000000..9e4cc34
Binary files /dev/null and b/pesu_notes/nand_gate.png differ
diff --git a/pesu_notes/nor_gate.png b/pesu_notes/nor_gate.png
new file mode 100644
index 0000000..541c16f
Binary files /dev/null and b/pesu_notes/nor_gate.png differ
diff --git a/pesu_notes/not_gate.png b/pesu_notes/not_gate.png
new file mode 100644
index 0000000..17ad56f
Binary files /dev/null and b/pesu_notes/not_gate.png differ
diff --git a/pesu_notes/or_gate.png b/pesu_notes/or_gate.png
new file mode 100644
index 0000000..65e9c09
Binary files /dev/null and b/pesu_notes/or_gate.png differ
diff --git a/pesu_notes/silicohand.ttf b/pesu_notes/silicohand.ttf
new file mode 100644
index 0000000..7f6dc78
Binary files /dev/null and b/pesu_notes/silicohand.ttf differ
diff --git a/pesu_notes/xnor_gate.png b/pesu_notes/xnor_gate.png
new file mode 100644
index 0000000..dc2cbbb
Binary files /dev/null and b/pesu_notes/xnor_gate.png differ
diff --git a/pesu_notes/xor_gate.png b/pesu_notes/xor_gate.png
new file mode 100644
index 0000000..3068be0
Binary files /dev/null and b/pesu_notes/xor_gate.png differ