Mid 19th Century Plaster Acorn Finials - Set of 33 plaster finials early 19th Century Found in a warehouse building in DC in the 1990. s. They were originally used as caps or finials in street lights and removed when they changed from gas to electricity. They are part of the rich history of the pinecone in Masonic architecture. 10. 5 inches tall by 6. 5 inches wide. Great in a bookcase or on a mantle