A kerb of slips on BOT Chain

Crank the mill; the mill prints the quote.

Hold the crank: the angle is bid or ask, the turn prints tenths on a slip. Release and the mill posts it to the wall. Slips stay; gas only, nobody pays the quote here.

Open the procedure

Instrument manual · Kerb · BOT Chain 677

Contract pending · chalked

§1 The floor is closed, the kerb is open

§2 Crank, write, post

    §3 What the sett keeps

      Table 1 · limits
      Sides0 bid · 1 ask
      Quoteticks 0–999, printed as tenths
      Feetransaction gas, no BOT held
      Top of bookhighest bid · lowest ask, no fill
      Fillnone — this is a plaza, not an exchange

      §4 Who chalks a slip

      Paper quote slip on granite kerbstones Iron ticket mill with a crank on a granite kerb Row of granite kerb setts at dusk

      §5 Operating procedure

      bid 12.4

      Hold the crank. The mill prints the number. Release to post the slip.

      best bid

      —

      best ask

      —

      Bids

      Asks

      §6 Clauses

      §7 Revisions