https://heirloompencils.com/on-cone-patina/ Rescuing our humble implements of art and thought. Restoring continuity and adventure to the everyday. Reporting on all aspects of pencil news (or making it up). Tue, 27 Jun 2017 04:12:50 +0000 hourly 1 https://wordpress.org/?v=3.8.38 https://heirloompencils.com/on-cone-patina/#comment-152 Sun, 18 Oct 2015 23:22:34 +0000 http://heirloompencils.com/?p=877#comment-152 You are correct, sir. Thank you for sharing. Though there is still some debate about how “errant” that poke was, and if the Koh-I-Noor was, in point of fact, a 2H.

]]> https://heirloompencils.com/on-cone-patina/#comment-150 Tue, 13 Oct 2015 16:31:16 +0000 http://heirloompencils.com/?p=877#comment-150 Fascinating, but you neglected to acknowledge two important standard works in the field: Donleavy’s Lignum Oracle [The Wood Oracle, London, 1728; reprinted by Dover Publications, 2006] and Mendelson’s Graphite Sandwich [Secaucus, New Jersey, 1937], which includes a detailed account of how pencil-point patina proved crucial in determining that the Hindenburg explosion resulted from an errant poke by a well-sharpened Koh-i-Noor HB.

]]> https://heirloompencils.com/on-cone-patina/#comment-149 Mon, 12 Oct 2015 13:58:40 +0000 http://heirloompencils.com/?p=877#comment-149 Do you have a large magnifying glass?

]]> https://heirloompencils.com/on-cone-patina/#comment-148 Mon, 12 Oct 2015 02:15:14 +0000 http://heirloompencils.com/?p=877#comment-148 That’s actually so awesome how much you can tell about a person just from their pencil cone

]]> https://heirloompencils.com/on-cone-patina/#comment-147 Tue, 06 Oct 2015 14:26:18 +0000 http://heirloompencils.com/?p=877#comment-147 Sent me to my drawers investigating…but I got nothin

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