Christmas angel with cross 1914

cross 2

cross 5

cross 11

Human eye cross sectional view

red cross 1917

cross 7

cross 3

jet streams cross section

vertebra cross section

cross 7

cross 7

cross 8

spine and cross section

cross 2

cross 9

cross 2

cross 5

red cross

cross 3

red cross

cross 3

cross 8

cross 4