"2. London, A.P. Schat Offices, 1932, in-4°, 32 x 24 cm, 160 pp, black/white ills., blue publisher's cloth with gilt titles on spine and frontcover. Illustrated throughout with ships in distress, in need of using their lifeboats. The use being made difficult due to listing or rolling of the ship.The publication is in fact a clearly worded and illustrated call to use a newly designed method for lowering life boats '' the A.P. Schat sea skates for life boats ''. ( ;transport;technology;ships;naval;marine;safety at sea;).."
"2. London, A.P. Schat Offices, 1931, in-4°, 32 x 24 cm, 88 pp, black/white ills., blue publisher's cloth with gilt titles on spine and frontcover. Illustrated throughout with ships in distress, in need of using their lifeboats. The use being made difficult due to listing or rolling of the ship.The publication is in fact a clearly worded and illustrated call to use a newly designed method for lowering life boats '' the A.P. Schat sea skates for life boats ''. ( ;transport;technology;ships;naval;marine;safety at sea;).."
s.l., Centrum Nederlandse Muziek/ Walburg Pers 1992 183pp., met zw/w ills., 23cm., in de reeks "Bibliotheek Nederlandse Muziek", goede staat, M95122