Possible Clues:

• Know-all's telegram about cracked case
• He's a fount of knowledge? Group of ladies crease up
• Rice, as we suspect, affected sage
• Word that comes from the Dutch for 'soothsayer' and, despite appearances, has no relation to a unit of measurement
• Know-all I found on ocean in ragtag crew
• Telegram about case confused smartypants
• Telegram about case confused smart alec
• Main Conservative interrupts Telegraph smart alec
• Smart Aleck's main column's beginning in Telegraph
• Smart alec guy entertaining marine corps to begin with