What has the author Robert H Richards written?

Answer 1

Robert H. Richards has written:

'Experiments illustrating the descent of the charge in an iron blast-furnace' -- subject(s): Blast furnaces

'Notes on the Metallurgy of iron' -- subject(s): Metallurgy, Iron

'Notes on the metallurgy of iron' -- subject(s): Metallurgy, Iron

'A text book of ore dressing' -- subject(s): Accessible book, Ore-dressing

Answer 2

Richard H. Roberts has written:

'Hope and Its Hieroglyph' -- subject(s): Creation (Literary, artistic, etc.), Hope, Imagination, Utopias