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    ARGENTINA

  1. RACA
  2. RRA

  3. AUSTRALIA

  4. RAAF

  5. AUSTRIA

  6. RAMOR

  7. BELGIUM

  8. RENARD
  9. ROCOURT

  10. BRAZIL

  11. RIO CLARO

  12. CANADA

  13. RAF
  14. REID
  15. REPLICA PLANS
  16. ROTARY AIR FORCE

  17. COSTA RICA

  18. RAM

  19. CZECHOSLOVAKIA

  20. RINGHOFFER-TATRA

  21. FRANCE

  22. REIMS
  23. RENAUDAU
  24. REY
  25. RICHARD (France, USSR)
  26. ROBIN
  27. ROCHE
  28. ROMANO
  29. ROUSSEL

  30. GERMANY

  31. RAAB
  32. RAAB-KATZENSTEIN
  33. REGIONAL AIRCRAFT
  34. REMOS
  35. REX
  36. RFB
  37. RICHTER
  38. RIESELER
  39. RINNE
  40. RMT
  41. ROCK
  42. ROHRBACH
  43. RUMPLER
  44. RUSCHMEYER
  45. RWF

  46. GREECE

  47. RAAB

  48. HUNGARY

  49. RMI

  50. INDIA

  51. RAJ HAMSA

  52. INTERNATIONAL

  53. RAYTHEON
  54. REGIOLINER

  55. ITALY

  56. RICCI
  57. ROMEO

  58. JAPAN

  59. RIKUGUN

  60. POLAND

  61. RWD

  62. ROMANIA

  63. REGIA
  64. ROMAERO
  65. ROMBAC

  66. RUSSIA

  67. RBVZ
  68. REFLY
  69. REMZ-AVIA
  70. ROKS-AERO
  71. ROSAEROSYSTEMS
  72. ROSK-AERO
  73. ROSTVERTOL
  74. RSK "MiG"
  75. RUDLITSKY
  76. RUSJET
  77. RUSSO-BALTIC

  78. SOUTH AFRICA

  79. RAVIN
  80. ROTORCRAFT

  81. SOVIET UNION

  82. RAFAELYANTS
  83. RICHARD (France, USSR)
  84. RIIGA
  85. ROMEIKO-GURKO

  86. SWITZERLAND

  87. REPAIR
  88. RUAG

  89. THAILAND

  90. RTAF

  91. UNITED KINGDOM

  92. RADLEY ENGLAND
  93. RAE AERO CLUB
  94. RAINE
  95. RANSOME, SIMS & JEFFRIES
  96. REALITY
  97. REDWING
  98. REGENT
  99. REID & SIGRIST
  100. ROBEY
  101. ROBINSON
  102. ROLLASON
  103. ROOTES
  104. ROTORCRAFT
  105. ROYAL AIRCRAFT FACTORY
  106. RUFFY-BAUMANN
  107. RUSTON, PROCTOR & CO.

  108. UNITED STATES

  109. RAACH
  110. RAINBOW FLYERS INC
  111. RAISBECK
  112. RAM
  113. RAMSEY
  114. RAND ROBINSON
  115. RANGER
  116. RANKIN
  117. RANS
  118. RAUSCH
  119. RAVEN AEROSTAR
  120. RAWDON
  121. RAYTHEON
  122. R&B
  123. RD
  124. REARWIN
  125. RED BIRD
  126. REGENT
  127. RENAISSANCE
  128. REPLOGLE
  129. REPUBLIC
  130. REVOLUTION
  131. REX
  132. RHODES BERRY
  133. RICHARD, C.H.
  134. RICHARDSON
  135. RICHMOND
  136. RIDDLE
  137. RILEY
  138. RIVERS
  139. RIVERSIDE
  140. ROBERTSON
  141. ROBERTSON AIRCRAFT CORPORATION
  142. ROBERTSON AIRCRAFT CORPORATION (Renton, Washington)
  143. ROBERTSON DEVELOPMENT CORPORATION
  144. ROBINSON
  145. ROCKET
  146. ROCK ISLAND
  147. ROCKWELL
  148. ROCKY MOUNTAIN
  149. ROCKY MOUNTAIN HELICOPTERS
  150. RODENBURG-SANDERS
  151. ROGERS
  152. ROGERSON
  153. ROHR
  154. ROLOFF
  155. ROOS
  156. ROOS-BELLANCA
  157. ROSE
  158. ROSS
  159. ROTEC
  160. ROTOR-CRAFT
  161. ROTORWAY
  162. ROTORWAY INTERNATIONAL
  163. ROTORWING
  164. ROUFFAER
  165. RUNNELS
  166. RUTAN
  167. RYAN
  168. RYAN AERONAUTICAL
  169. RYSON