00544nam a22001817a 4500 20260727131805.0 240320b ph ||||| |||| 00| 0 eng d 971860039 PHSA 925 Esto, Rey World scientists and inventors, part two : with picture and biographies, their inventions and discoveries / Rey Esto sl. : R.E Books Marketing, 1989 86 p., 19 cm. Inventors Biography Scientists Biography ddc BK 2369 2369 0 0 ddc 0 0 900-999 PHSA PHSA BIO 2024-03-20 0 BIO 925 Es8w 1989 5091 2024-03-20 00:00:00 2024-03-20 BK