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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. ITALY

  53. RICCI
  54. ROMEO

  55. JAPAN

  56. RIKUGUN

  57. POLAND

  58. RWD

  59. ROMANIA

  60. REGIA
  61. ROMAERO
  62. ROMBAC

  63. RUSSIA

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

  75. SOUTH AFRICA

  76. RAVIN
  77. ROTORCRAFT

  78. SOVIET UNION

  79. RAFAELYANTS
  80. RICHARD (France, USSR)
  81. RIIGA
  82. ROMEIKO-GURKO

  83. SWITZERLAND

  84. REPAIR
  85. RUAG

  86. THAILAND

  87. RTAF

  88. UNITED KINGDOM

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

  105. UNITED STATES

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

  166. INTERNATIONAL

  167. RAYTHEON
  168. REGIOLINER