"I'm guessing Toni is Monday, which is why you offered me the Tuesday slot?" she grumbled.
A large slot has to be cut in the cone which forms the upper part of the polar axis, in order to allow the telescope to be pointed nearer to the pole than would otherwise be possible; even so stars within 15° of the pole cannot be observed.
The journal of the axle A, is carried in a bearing or axle-box B, which is free to move vertically in the wide vertical slot G, formed in the frame and called generally " the horns," under the control of the spring.
The middle step and slot are for coins within the remedy.
"Just thank the quarter slot machine at Mr. Trump's place," Fred said, as they rose to leave.