diff --git a/stemgroup/VGA.png b/stemgroup/VGA.png
new file mode 100644
index 0000000000000000000000000000000000000000..e6c79d60c9fb9c7ffc4c9ec05c0bff24ecc5b2aa
Binary files /dev/null and b/stemgroup/VGA.png differ
diff --git a/stemgroup/hdmi.png b/stemgroup/hdmi.png
new file mode 100644
index 0000000000000000000000000000000000000000..e8ae339c5fa069523d64e8bc28dcb8ee8687edb0
Binary files /dev/null and b/stemgroup/hdmi.png differ
diff --git a/stemgroup/pibrella.JPG b/stemgroup/pibrella.JPG
new file mode 100644
index 0000000000000000000000000000000000000000..8362ec4718339a2ba19b03eb3df9bb27bc91631a
Binary files /dev/null and b/stemgroup/pibrella.JPG differ