The molders are working on the molds, you can see one guy with a brush in his hand for the excess sand. The molds on the ground would show some overflow, which would be broken off when the mold was opened.

As a resident of Chelsea, I thank you for all of the publicity bestowed upon our fair city of only 5000 souls. Thank you Shorpy for the frequent visits. You're always welcome here.

Most of the foundry workers in this and other Glazier photos are wearing the company work cap, blazoned with its B&B trademark initials. Brightest & Best, yes, but that doesn't seem to have been interesting enough for the artist who designed the company's billhead logo, seen here cropped from an 1893 Glazier purchase receipt.

What step is this in the casting process -- are the workers at the stations to the right building molds or removing the castings from the sand molds?

If you check out my father's picture in the member gallery you will see that 50 years later the molder's station had the same tools, the unseen difference being the rail, which here is on the floor; where my father worked it was overhead.