This print has how-to information [ZOOM] on all of the low-hanging fruit of our modern age. Go back in time with this as a guide and you'll invent heavier-than-air flight! YOU'LL discover penicillin. YOU'LL be the first to isolate aluminum. Did you know aluminum used to be more valuable than gold? YOU'RE GONNA BE RICH.
SPECIAL BONUS FEATURE: this poster also doubles as an "holy cow if this item somehow got sent back in time EVERYTHING WOULD BE CHANGED" item. This one thing - YOUR POSTER - can/definitely will/might have already change(d) the entire course of human history. Hang it up with pride!