Note 40 — PART XI. TABLES RELATING TO RIGGING, BLOCKS, SPARS, ANCHORS, CABLES, &c.
Reading edition
If the Topping-lifts are fitted with a span, a reduction of one-third in the size of the chain for span will be necessary.
Reading edition
If the Topping-lifts are fitted with a span, a reduction of one-third in the size of the chain for span will be necessary.