Happy Birthday, Dr. Steno

[rodlox]

Thank you, Google, for reminding me:

http://www.google.com/search?q=Nicolas+Steno&ct=steno12-hp&oi=ddle

EDIT: I misspoke - thank you Saint Doctor Steno. without your work, how many children would lack "stratigraphy" as an answer to the question of why things were piling up in their room?

seriously, thank you. and Happy Birthday.