The top row of this Small Stone collection shows left to right) a mid-’70s model with minimalist graphics, a late-’70s version with large orange lettering, early-’80s and mid-’90s models with blocky black-and-orange graphics, and a recent Small Stone Nano, while the bottom row features three Electro-Harmonix/Sovtek co-branded units built in Russia and a US-made late-’70s Bad Stone. Photo courtesy pedalarea.com.