Black mop, I came across this crusty tar covered mop in a p…

I came across this crusty tar covered mop in a parking lot where some roof work was being done. It was all dried up and rock solid. I don

Libman Nitty Gritty Mop Sponge Roller Sponge Wet Mop in the Wet Mops department at

Those who dream by day are cognizant of many things which escape those who dream only by night - ART FLAIR

Calaméo - JUNE 12, 1942

AP Drip Mop — Blankslaps

Niuwalita Alutiit'stun!

Silvio Petricciani - University of Nevada, Reno

OtherStock Auction Results

Calaméo - SEPTEMBER 18, 1942

Other Items Auction Results in ALLISON, IOWA

1995-1996 The Times (Peru, Ne) - issues 1-12 by Peru State College Library - Issuu

HDX Giant 22 in. Microfiber Wet-Dry Flip Mop with 20% more Microfiber 7014XL - The Home Depot

Image 1 of The Emporia news (Emporia, Kan.), November 16, 1877

Wet mop hi-res stock photography and images - Alamy

1995-1996 The Times (Peru, Ne) - issues 1-12 by Peru State College Library - Issuu

Any ideas on what this black substance is? Looks like droppings but very large and seems to be coming from roof nails? : r/Roofing