As one of its daily deals, Amazon offers its Prime members the Inked and Screened "Star Wars Death Star Infographic" 18x24" Print in Chalkboard/White Ink for $16.80 with free shipping. That's the lowest price we could find by $18. It measures 18" x 24".
Also available for Prime members is the Inked and Screened "Star Wars Vehicles: Tie Bomber" 18x24" Print in Chalkboard/White Ink (pictured) for $18.62 with free shipping. That's the lowest price we could find by $10. Likewise, it measures 18" x 24". Both deals end today.