Related Clues:

• "Author" of some poems: abbr.
• Not quite forthwith
• Soon, in the past
• 'Author' of the observation, briefly
• Auth. of many 'Bartlett's' quotations
• Before too long
• Shortly, to a bard
• Not as timely
• Shortly, in poems
• Source of many a proverb, for short
• Kid's response to 20-, 37- and 55-Across
• Shakespeare's "soon"
• In just a bit
• Like many SFPD tips
• Vague time