Sunset and afterglow, Krakatoa, 9 November 1883.
1883
Eight sky sketches by William Ascroft
1885
Ten sky sketches by William Ascroft
1884
Eight sky sketches by William Ascroft
1885
Sky Sketches, illustrating optical phenomena
1883
Three sky sketches by William Ascroft
1885
Ten sky sketches by William Ascroft
1884
Sketch of a Fire-drill in Use
Seven sky sketches by William Ascroft
1885
Testing the combustion chamber of a jet engine
1947
Ten sky sketches by William Ascroft
1884-1885
Nine sky sketches by William Ascroft
1884
Ten sky sketches by William Ascroft
1884
Nine sky sketches by William Ascroft
1884
Processes at the Royal Mint
1953
Pencil sketch, Heston WAF lecture
1957
Weighing
Sorting bulbs
Nine sky sketches by William Ascroft
1885
Eight sky sketches by William Ascroft
1884
Sky Sketches, illustrating optical phenomena
1883-1884
Eight sky sketches by William Ascroft
1885
Eight sky sketches by William Ascroft
1884
Eight sky sketches by William Ascroft
1884
Technical Education
Ingot Casting
Sketch of an assembly line
Four sky sketches by William Ascroft
1886
Eight sky sketches by William Ascroft
1885
Queen Elizabeth at Clydebank
1939
Ten sky sketches by William Ascroft
1885
Eight sky sketches by William Ascroft
1884
Nine sky sketches by William Ascroft
1884
Nine sky sketches by William Ascroft
1884
Three sky sketches by William Ascroft
1885
Three sky sketches by William Ascroft
1885
Eight sky sketches by William Ascroft
1884
Queen Elizabeth in Dry Dock, Southampton
1946
Four sky sketches by William Ascroft
1886
Nine sky sketches by William Ascroft
1885
Eight sky sketches by William Ascroft
1886
Eight sky sketches by William Ascroft
1884
Nine sky sketches by William Ascroft
1884
Eight sky sketches by William Ascroft
1886
Sketch of Tower Bridge Hoists showing arrangement of locking gear by which the outer gate must be locked before door of cradle can be closed
1891
Sketch of automatic gear box
Ten sky sketches by William Ascroft
1884
Pencil sketch of Sheffield steel foundry
1942
Seven sky sketches by William Ascroft
1885
Nine sky sketches by William Ascroft
1885