A pin in the worm
A pin in the teacher
A pin in the eye of a scientist
A pin in Eyjafjallajökull
A pin at Waterloo
A pin in the brain of Mendeleev
A pin in Transylvania
A pin in the preacher
A pin in the pit
A pin in the pendulum
A pin in a tardigrade
A pin in Aquarius
A pin in a chicken dinner
A pin on the lapel of a dead ambassador
A pin in the crow