Happy Birthday to Us

Hey JS, MN, LC (and for that matter Sir Arthur Sullivan!) Happy Birthday to us! A few antique greetings from the the Digital Public Library of America collections to celebrate the day.

And for you nerds out there, here is an explanation of why, if you know 20 people, you likely have a friend with the b’day, known as the “birthday paradox.”

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s