Human Chain, by Seamus Heaney. (Faber ISBN 978-0-571-26922-8, published 2010) Early in this book Seamus Heaney describes ‘The Conway Stewart’, a newly purchased fountain pen, “The nib uncapped, / treating it to its first deep snorkel / In a newly opened ink-bottle.” Heaney may live in the age of the email and the text message, but his interest in writing implements goes back to the start, when he compared his pen to a spade that digs deep. He is avid for pencils, paper, the traditional means of getting a poem on the record. Importantly, this poem is reprised later in the collection when he uses the voice of Colum Cille, the great saint of Iona: My hand is cramped from penwork. My quill has a tapered point. Its bird-mouth issues a blue-dark Beetle-sparkle of ink. Wisdom keeps welling in streams From my fine-drawn sallow hand: Riverrun on the vellum Of ink from green-skinned holly. My small runny pen keeps going Through books, through ...