Motmot Green XVIII 35′ — *Mouse Gray LI 15′′′′′ — Mulberry Purple XI 61 _k_ *Mummy Brown XV 17′ _m_ Mustard Yellow XVI 19′ _b_ *Myrtle Green VII 41 _m_ Mytho Green XLI 29′′′ _b_ Naphthalene Violet XXXVII 61′′ _k_ Naphthalene Yellow XVI 23′ _f_ *Naples Yellow XVI 19′ _d_ Natal Brown XL 13′′′ _k_ Navy Blue XXI 53′ _m_ Neropalin Blue XXII 49* _b_ Neutral Gray LIII 73 — Neutral Red XXXVIII 71′′ _k_ Neuvider Green VII 37 _d_ Neva Green V 29 — Niagara Green XXXIII 41′′ _b_ Nickel Green XXXIII 37′′ _k_ Night Green VI 33 — Nigrosin Blue XXXV 49′′ _m_ Nigrosin Violet XXV 65′ _k_ *Nile Blue XIX 41′ _d_ Nopal Red I 3 _i_ Ocher Red XXVII 5′′ _i_ *Ochraceous-Buff XV 15′ _b_ Ochraceous-Orange XV 15′ — Ochraceous-Salmon XV 13′ _b_ Ochraceous-Tawny XV 15′ _i_ *Oil Green V 27 _k_ Oil Yellow V 25 _i_ Old Gold XVI 19′ _i_ Old Rose XIII 1′ _b_ Olivaceous Black (1) XLVI 21′′′′ _m_ Olivaceous Black (2) XLVII 25′′′′ _m_ Olivaceous Black (3) LI 23′′′′′ _m_ *Olive XXX 21′′ _m_ Olive Lake XVI 21′ _i_ Olive-Brown XL 17′′′ _k_ *Olive-Buff XL 21′′′ _d_ Olive-Citrine XVI 21′ _m_ *Olive-Gray LI 23′′′′′ _b_ *Olive-Green IV 23 _m_ Olive-Ocher XXX 21′′ —