Entering "e" at the Main Menu will allow you to removed pictures from a landmark. The landmark must first be loaded (i.e. use the "i" option). Note that the effect is immediate; you cannot undo, and there is no need to save afterwards!
Example Display
Main Menu: Q 0123O IUCRSG NVAMBX DEPL FZH? e >e # PICNM EMISS COV ILL RES #LMK PHASE INV +/- 1 P3T11L2H0201 47.57 0.88 0.88 0.25 96 51 0 * 2 P3T11L2H0202 47.57 0.88 0.88 0.25 96 52 0 * 3 P3T11L2H0203 50.91 0.88 0.88 0.26 94 30 0 * 4 P3T11L2H0204 50.91 0.88 0.88 0.26 96 68 0 * 5 P3T11L2H0206 51.04 0.95 0.95 0.26 97 75 0 * 6 P3T11L2H0207 47.92 1.00 1.00 0.25 95 30 0 * 7 P3T11L2H0208 47.92 1.00 1.00 0.25 97 68 0 * 8 P3T11L2H0209 43.08 0.93 0.93 0.24 96 52 0 * 9 P3T11L2H0210 43.08 0.93 0.93 0.24 97 52 0 * 10 P3T11L2H0211 39.22 0.85 0.85 0.23 96 68 0 * 11 P3T11L2H0212 39.22 0.85 0.85 0.23 94 30 0 * 12 P3T11L2H0213 39.02 0.95 0.95 0.23 96 74 0 * 13 P3T11L2H0215 42.66 1.00 1.00 0.24 96 68 0 * 14 P3T11L2H0216 42.66 1.00 1.00 0.24 93 30 0 * 3.05061409811740111E-002 7.31441252330175540E-003 c. Continue a. Auto remove m. Manual remove n. Auto remove (new pictures) o. Remove low-correlation pix p. Prune landmark v. Check peripheral visibility t. Auto change topo flags l. Change low-correlation topo flags q. Quit