favorite lcsh of the [time period]

(A) 150 Cupcakes [May Subd Geog] [sp2007001530]
053 TX771-TX771.2
450 UF Cup cakes
550 BT Cake

(A) 150 Internet videos [May Subd Geog] [sp2007001612]
053 TK5105.8867
450 UF Net videos
450 UF Online videos
450 UF Web videos
550 BT Video recordings
550 BT Web sites

(A) 150 Milk in human nutrition [May Subd Geog] [sp2007001463]
053 QP144.M54
550 BT Nutrition

(C) 150 Portable toilets [May Subd Geog] [sp2005007523]
450 UF Porta-potties
450 UF Porta-toilets
450 UF Portapotties
450 UF Portatoilets
550 BT Toilets