TY  - JOUR
T1  - Extract of a Letter from Mr. John Conyers, of His Improvement of Sir Samuel Moreland's Speaking Trumpet,etc.
JF  - Philosophical Transactions (1665-1678)
VL  - 12
SP  - 1027
EP  - 1029
PY  - 1753/01/01/
UR  - http://dx.doi.org/10.1098/rstl.1677.0064
M3  - doi:10.1098/rstl.1677.0064
AU  - Conyers, J.
ER  -