4 examples of duty-free in sentences

They furnish this new stand, 'AAB,' to schools and teachers at 'duty-free' rates, the prices being for the stand with two eye-pieces (any desired power), 2/3-inch and 1/4-inch objectives, $25.60, or with 2-inch, 2/3-inch, and 1/4-inch objectives, and two eye-pieces, $29.20.

The scheme I think of is this: There is a person, whom I believe you have seen with me, her name Townsend, who is a great dealer in Indian silks, Brussels and French laces, cambricks, linen, and other valuable goods; which she has a way of coming at duty-free; and has a great vend for them (and for other curiosities which she imports) in the private families of the gentry round us.

The officers of the octroi, who examined my basket, complimented me on my choice,nay, grew so enthusiastic about my John Dory, that, if I remember right, they let it pass duty-free.

I have known a flag-officer look the other way, Captain Ludlow, when his own effects were passing duty-free; and as to your admiral's lady, she is a great patroness of the contraband.

4 examples of  duty-free  in sentences