Cubs historical sleuthing: Ryne Sandberg edition

Al Yellon created Bleed Cubbie Blue and has been its managing editor since 2005. He's also written three books about the Cubs, the latest is "Chicago Cubs Firsts."

Here’s what we know about this photo:

• Future Cubs Hall of Famer Ryne Sandberg is batting
• The Cubs are playing the Astros
• The Astros catcher is wearing No. 14
• The Astros pitcher is righthanded
• Not very many people are in the bleachers

Here’s the full photo again:

First things first.