diff --git a/static/in_class_memory_diagram.pdf b/static/in_class_memory_diagram.pdf
new file mode 100644
index 0000000..4de2a0f
Binary files /dev/null and b/static/in_class_memory_diagram.pdf differ
diff --git a/static/in_class_recording_in_progress_warning.pdf b/static/in_class_recording_in_progress_warning.pdf
new file mode 100644
index 0000000..abb7d01
Binary files /dev/null and b/static/in_class_recording_in_progress_warning.pdf differ