The literary digest . This arrow showahow the large L-ehaped part of thering; seals the bot-tom of the pistongroove—even wherethe smaller ring inopen. This arrow shows wherethe L-shaped part of therlns: seals the wall ofibe This arrow showsbowthe smallerrinKseals the bottom ofthe groove—evenwhere the large L-sbaped ring is arrow showa howthe smaller ring sealsthe cylinderwall—evenwhere large L-shapedring is open.

---

Size: 1181px × 2117px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1890, bookidliterarydige, bookyear1890