1
by Malthus, Thomas Robert
Published 1807
Printed for J. Johnson

2
by Malthus, Thomas Robert
Published 1815
Printed for John Murray, and J. Johnson

5
by Malthus, Thomas Robert
Published 1807
Printed for J. Johnson

7
by Malthus, Thomas Robert
Published 1815
Printed for John Murray, and J. Johnson and Co