Transport Through The Ages

[theothomas]

Last 2 of 50 to go if anyone can help?
18. There's time in Othello, for one full rotation (10) - I keep thinking it is Helicopter or Motorcycle but I cannot work it out?

28 Mild weather tricks hawthorn into bearing early flowers (8)

[dzug2]

Mo(t)or cycle

[elliemay1]

rickshaw

[elliemay1]

t rickshaw thorn