Subdirectories in APL:

• APL_function_symbols_files

Non-image files:

File: APL-char-set (Probably text)

File: UCSD-Mark-Allen-Hist-Comp-lecture (Probably text)

File: UCSD-VA40-April-2003 (Probably text)

File: Win8 OrderSummary.pdf (Portable Document Format image)

Hypertext documents:

Link: APL_function_symbols.html

Link: UCSD-Mark-Allen-Hist-Comp-lecture

Link: UCSD-VA40-April-2003

Image files:

Image: 600px-APL-keybd2.svg.png

Image: APL-char-set