This is 1 of 27 approved meteorites classified as L/LL6 and fell in 1912.
Holbrook peas from the American Museum of Natural History (AMHN) with AMNH painted numbers. All specimens are listed in the catalogue of Reeds (1937).
After the appearance of a smoke trail in the sky on July 19, 1912, a meteorite with an estimated mass of 190 kilograms exploded over the town of Holbrook, and a shower of stones fell from the sky, estimated to number more than 16,000 and varying in weight from 6.6 kilograms to less than 0.1 grams. (Wikipedia)