Thoughts on several plans combining a system of Universal Signals by Day and Night', John McArthur, n.d., with the name of Sir Evan Nepean on cover, inscribed 'from the author'
Printed pamphlet: 'Thoughts on several plans combining a system of Universal Signals by Day and Night', John McArthur, n.d., with the name of Sir Evan Nepean on cover, inscribed 'from the author'