Front cover image for Improvement to Palmer's endless self-computing scale and key adapting it to the different professions, with examples and illustrations for each profession : and also to colleges, academies and schools, with a time telegraph, making, by uniting the two, a

Improvement to Palmer's endless self-computing scale and key adapting it to the different professions, with examples and illustrations for each profession : and also to colleges, academies and schools, with a time telegraph, making, by uniting the two, a

eBook, English, 1846
Printed for the publisher J.E. Fuller, New-York, 1846
1 online resource
1127140545