TY  - GEN
DA  - 1933
ID  - 10484
JF  - Papers On Engineering Subject
L1  - https://library.imarest.org/record/10484/files/v5b14p02.pdf
L2  - https://library.imarest.org/record/10484/files/v5b14p02.pdf
L4  - https://library.imarest.org/record/10484/files/v5b14p02.pdf
LK  - https://library.imarest.org/record/10484/files/v5b14p02.pdf
PY  - 1933
T1  - Catapults
TI  - Catapults
UR  - https://library.imarest.org/record/10484/files/v5b14p02.pdf
VL  - 5
Y1  - 1933
ER  -