00326nas a2200121   4500000000100000000000100001008004100002260001500043100002200058245006300080856005400143490000700197       1958                            d  c1958-06-011 aTómas Tryggvason00aHelge G. Backlund prófessor 3. sept. 1878–29. jan. 1958  uhttps://timarit.is/page/4262180#page/n45/mode/2up0 v28