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The word Aliyah in Hebrew means ascent, which has the idealistic connotation of returning to the ancient Jewish homeland.
The first one is the Annunciation to Mary-Salvador Dalí From the perspective of her people and culture, she is a simple Jewish girl from Galilee. While the second litho is this one:
Title: Aliyah: Covenant: Eternal Circumcision Details: Lithograph, hand-signed and numbered, edition of 250 Publisher: Sherwood Press, New York Image size: 20 1/16 x 15 11/16 inches Date: 1968
Regarding the value of your item, I have just perform a market research of similar sold items as yours. I performed the research based upon the most recent finished auctions and private sells, so the value given is the real market value of your item. This is the only way to know the exact value of your unit.
The value will be in the range of 4,000-6,000$.
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