Use PC and TLC to identifying the dyes of the Sheaffer Black Ink and the standard Parker Pure Black Ink, which composed from two dyes: Brilliant Black BN CI.

用纸色谱法和薄层色谱法鉴别犀飞利黑墨水和标准派克纯黑墨水中的两种染料均为：亮黑CI。

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The album does feature actual songs all sung in a thin draw by frontman Todd Sheaffer.

NPR: Railroad Earth Jams Live on Two-CD 'Elko'

Letters were always answered promptly, in the beautiful hand and with the Sheaffer pen.

ECONOMIST: P. Lal

The title pages and chapter-heads featured the swirling calligraphy of Professor Lal himself, done with a Sheaffer fountain pen.

ECONOMIST: P. Lal