| 000 | 003970a00a22001450004500 | ||
|---|---|---|---|
| 245 | _aRefraction and its Components in Twins | ||
| 100 | _aSorsby, Arnold | ||
| 100 | _aSheridan, Michael | ||
| 260 | _bLondon:Her Majesty's Stationery Office | ||
| 260 | _c1962 | ||
| 300 | _a1-43pgs | ||
| 440 | _aMedical Research Council Special Report Series No. 303 | ||
| 760 | _bH Room | ||
| 015 | _aList No. 1987 | ||
| 999 |
_c3996 _d3996 |
||