As to the powder, of which there was about fifty pounds in the barrel, a small supply of it had to be taken, but the engineer hoped to manufacture an explosive substance which would allow them to husband it.
Ami a lőszert illeti, a kis hordókban mindössze ötven font lőpor volt, annak jó részét magukkal is vitték; a mérnök azonban azt tervezte, hogy később maga gyárt robbanóanyagot a puskapor pótlására.