yea sorry. the way he addressed to OP seemed a bit too harsh to me. did he expect OP to modify the University of Houston webpage to add a graphic? Come on.
Also ''No. 504''. Sounds like a series of something?
by John H. Lienhard
Click here for audio of Episode 504.
That definitely gives away the fact that it's a radio program.
Oh. the OP ''article'' is AWFUL? have the DECENCY?
First of all it isn't an article it's a transcription. If you can't picture simple math operations with stones and holes then something might be wrong with you.