TY  - BOOK
AU  - Lepper,George Henry
ED  - Asutosh Collection (National Library, India)
TI  - From nebula to nebula or the dynamics of the heavens
U1  - 520 
PY  - 1919///
CY  - Pittsburgh
PB  - Berger Building
KW  - Astronomy
KW  - Heaven
KW  - Nebulae
ER  -