sentences:  From 1965 to 1967, Isola worked on the theme of sun and sea, creating at least nine designs used by Marimekko including "Albatrossi" (Albatross), "Meduusa" (Jellyfish), and "Osteri" (Oyster).Her patterns were by now being widely reproduced.To facilitate this process and to keep the patterns accurate, Isola maintained a set of "pattern books".