concept

Civil engineering: the pier at Madras, India, built using screw piles (helical piles). Wood engraving, 1863.

Tusk of the narwhal (Monodon monoceros), or horn of the unicorn.

Ismaelis Bullialdi De lineis spiralibus demonstrationes novae / [Ismael Boulliau].

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Please note, due to essential maintenance work to our systems, you will be unable to request items in our collections; apply for, renew or pre-register for a library membership; or use our computers, laptops and printers from 06:00 on Saturday 12 July until 06:00 on Sunday 13 July. Our library will remain open as usual. Thank you for your understanding.

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Spirals

Images from the collections

Images about Spirals

Works from the collections

Civil engineering: the pier at Madras, India, built using screw piles (helical piles). Wood engraving, 1863.

Ismaelis Bullialdi De lineis spiralibus demonstrationes novae / [Ismael Boulliau].

Tusk of the narwhal (Monodon monoceros), or horn of the unicorn.