TM 10-8340-222-10 stovepipe opening can be protected by a canvas flap. f. Snow  Cloths.    There  is  a  snow  cloth  sewed  to the  bottom  of  each  side  of  the  tent.    When  the  tent  is pitched,  the  snow  cloths  are  flat  on  the  ground  on  the outside   of   the   tent.      Snow   is   deposited   on   the   snow cloths for insulation purposes. g. Screen Doors.  Screen doors are attached to the front and rear of the tent for protection against insects. h. Sock  Lines.    Four  sock  lines  are  provided  for drying clothing and equipment. i. Liner.    A  fire-resistant  liner,  made  of  5.2-ounce permeable  cotton  sheeting,  is  provided  to  insulate  the tent  and  to  prevent  front  from  falling  on  the  occupants. The liner is held in place by metal toggles. j. Cover.  The tent is provided with a cover for use when  it  is  in  storage  or  is  being  transported.    The  tent and  liner,  when  folded  fit  into  the  cover.    Aluminum  tent pins  are  nested  and  the  magnesium  pole  telescoped  to its  shortest  length  and  placed  in  the  packet  at  one  side of the cover. 1-7.  Tent, Assembly, M-1942 a. Description and Use.  The assembly tent (fig.    1-2)    is    a    large    general    purpose    tent,    with    a rectangular middle section and rounded hip-roofed ends. The top is made in four sections which lace together; two middle   sections   and   two   rounded   end   sections.      The sidewall  is  in  four  sections.    There  are  three  chains  and supporting  rings  and  three  sets  of  block  and  tackle  with lines.    Since  the  tent  is  sectional  in  construction,  it  may be    extended    to    any    desired    length    by    means    of additional  middle  and  wall  sections.    Two  end  sections can  be  joined  and  used  with  two  wall  sections  to  form  a circular   tent.      The   assembly   tent   is   used   for   church services,  lectures,  and  for  showing  movies.    It  may  also be  used  for  storage,  for  quartering  personnel,  or  for  any other   authorized   purpose.      When   used   for   quartering personnel, it has a capacity of approximately 80 men. b. Material.      The   middle   and   end   sections   are made  of  12.29-ounce  duck  which  is  coated  with  a  fire, water,   weather,   and   mildew-resistant   compound.      The wall sections are made of 9.85-ounce duck. c. Door    Openings.        The    tent    has    four    door openings, each of which is made by the overlapping of a panel  and  a  half  of  sidewall  where  two  sections  of  the sidewall meet.  The sidewalls may be shifted so that the openings     come     anywhere     as     long     as     the     same proportionate distance between the openings is maintained. d. Ventilation.      There   are   four   built-in   ventilators, one   to   each   side-wall   section.      The   tent   can   also   be ventilated by rolling up the sidewalls and tying them with the attached tie tapes; or if it is raining, by extending the sidewall and tying it to the lines running from the eaves. The  doors  can  also  be  tied  back  and  the  opening  used for ventilation. e. Heating.        Four    M-1941    tent    stoves    or    two external  250,000-B.T.U.    tent  heaters,  are  used  to  heat the  tent.    The  built-in  ventilators  are  used  as  stovepipe openings when M-1941 tent stoves are used. f. Covers.  The tent is provided with six covers for use when in storage or when being transported. 1-8.  Tent, Command Post, M-1945 a. Description  and  Use.      The   central   part   of   the command post tent (fig. 1-3) is A-shaped.  The ends are hip-roofed with converging sidewalls.  The tent is used to provide  space  for  staff  sections,  accommodating  three men    and    the    necessary    folding    tables    and    office equipment.    It  may  also  be  used  for  quartering  of  three officers    or    as    a    battalion    aid    station,    the    blackout vestibule being long enough to accommodate a litter and bearers. b. Material.  The tent is made of 12.29-ounce duck which  is  coated  with  a  fire,  water,  weather,  and  mildew- resistant   compound.      The   canvas   is   supported   on   a webbing   framework   which   carries   the   weight   of   the canvas.    Fair-leads  carry  the  stress  between  webbing and  eave  lines  and  eliminate  friction  between  eave  and eave  lines.    The  tent  walls,  tent  top,  and  sod  cloth  are constructed of one piece. 1-9.  Tent, Lightweight, M-1950 a. Description  and  Use.    The  M-1950  lightweight tent (fig. 1-4) is a six-sided pyramidal tent, supported by a telescopic center pole.  It is used to provide shelter for personnel   operating   in   extremely   cold-dry   or   cold-wet areas.    Normally,  the  tent  will  accommodate  five  men and    their    individual    clothing    and    equipment;    under emergency   conditions,   the   tent   will   provide   shelter   for five men sleeping and one on watch. b. Material.    The  tent  is  made  of  plied  yarn,  wind- resistant,  sateen  cotton  cloth  which  is  coated  with  fire, water,     weather     and     mildew-resistant     compound;     it weighs approximately 9 ounces per square yard. c. Door.   The  tent  has  one  door  5  feet  high,  which is  located  in  the  center  of  one  side.    Door  flaps  may  be closed either by the slide fastener or by loops over wood toggles. 1-6