Tons of verbiage and can't beat that it mentions "insulators" 2x on the sign.

See photos for conditon/patina :)

8.5"wide by 9" tall

Take this one for $50 shipped anywhere in the USA. I prefer payment through PayPal gift option but I will accept other forms of payment. If you have any questions or would like more photos, don't hesitate to contact me. As always, thank you for checking out my listings