Letts, J.
view article (9.986072)
Technology of Modern Fire Detection and Alarm Systems.
Fire Engineers Journal,
Vol. 57,
No. 191,
30-33,
November 1997
Letts, J.
view article (9.59908)
Fire Detection and Alarm Systems: The Future.
Fire Surveyor,
Vol. 20,
No. 6,
48-50,
December 1991
Letts, J.
view article (9.59908)
Staying In Control.
Fire Prevention,
No. 332,
34-36,
May 2000
Letts, J.
view article (9.58703)
Fire Alarm Control and Indicating Equipment.
Fire Surveyor,
Vol. 11,
No. 4,
25-33,
August 1982
Letts, J.
view article (9.58703)
Integrated Systems.
Gent Limited, Belgium
Fire Safety Engineering,
Vol. 1,
No. 1,
13-16,
February 1994
Letts, J.
view article (9.081846)
New Generation and Traditional Fire Alarm Systems.
Gent Limited, England
Fire Surveyor,
Vol. 15,
No. 1,
4-10,
February 1986
Letts, J.
view article (9.081846)
Availability of Information.
New Generation Systems, England
Paramount Exhibitions and Confereces. Informative Fire Alarm Systems for the 1990s. FIREX NORTH'89 Exhibition and Conference. Conference Papers. June 13-15, 1989,
Manchester, England,
1-7 p.,
1989
Letts, J.
view article (9.081846)
Design, Installation, Commissioning and Maintenance of Systems.
Fire Safety Engineering,
Vol. 7,
No. 4,
30,
August 2000
Letts, J.
view article (9.081846)
False Position.
Fire Engineers Journal, Vol. 63, No. 228 / Fire Prevention, No. 364,
44-45,
January 2003