Insert under table leg (*cringes*)

[brainofck]

ETA: Author of the first two lists appears to be Brian A. Klems: http://www.writersdigest.com/online-editor/how-to-revise-your-work-awesome-editing-symbols-you-should-know. Author of the third group appears to be Eve Corbel: http://barbaranixon.posterous.com/lesser-known-editing-and-proofreading-marks-b.

Comments

[green_grrl]

Oh, yes, definitely an anvil! And/or the big mallet that goes bok bok!