LogoLib for RFO_BASIC! Quick Reference Guide:
Commands Short Cuts Examples
Pen and Colour Commands  
Logo_PenUp() PU() Logo_PenUp()
Logo_PenDown() PD() Logo_PenDown()
Logo_SetPenSize(s) PS(s)  Logo_SetPenSize(5)
Logo_SetPenColour(c) SC(c) Logo_SetPenColour(5)
Logo_SetPC(Alpha, Red, Green, Blue, Style) PC(Alpha, Red, Green, Blue, Style) Logo_SetPC(255,255 0 0, 1)
Logo_SetBG(Alpha, Red, Green, Blue, Style) BG(Alpha, Red, Green, Blue, Style) Logo_SetBG(255,0 0 255, 1)
Logo_SetBgColour(c) BC(c) Logo_SetBgColour(14)
Logo_ClearScreen() CS() Logo_ClearScreen()
Logo_Fill() FL() Logo_Fill()
Draw and Move commands
Logo_Forward(n) FD(n) Logo_Forward(100)
Logo_Back(n) BK(n) Logo_Back(50)
Logo_MoveForward(n) MF(n) Logo_MoveForward(200)
Logo_MoveBack(n) MB(n) Logo_MoveBack(100)
Logo_Dot() DT() Logo_Dot()
Logo_Circle(r) CL(r) Logo_Circle(50)
Logo_LeftTurn(n) LT(n) Logo_LeftTurn(45)
Logo_RightTurn(n) RT(n) Logo_RightTurn(90)
Turtle and Position commands
Logo_TurtleHide() TH() Logo_TurtleHide()
Logo_TurtleShow() TS() Logo_turtleShow()
Logo_Jump(x, y) JP(x, y) Logo_Jump(100, 200)
Logo_ReSetAngle() RA() Logo_ReSetAngle()
Logo_GetPosX() GX() x = Logo_GerPosX()
Logo_GetPosY() GY() y = Logo_GetPosY()
Logo_SetPosX(x) SX(x) Logo_SetPosX(250)
Logo_SetPosY(x) SY(y) Logo_SetPosY(250)
Logo_TurtleReset() TR() Logo_TurtleReset()
Logo_TurtleHome() TM() Logo_TurtleHome()
Save Screen command
Logo_SaveScreen() SS() Logo_SaveScreen()
Programming commands
Logo_Wait(n) WT(n) Logo_Wait(30) (half a seconed)
Logo_RenderOff() RF() Logo_RenderOff()
Logo_RenderOn() RN() Logo_RenderOn()
Logo_Render() RD() Logo_Render()
Logo Colours

The Logo colours are:
0 = Black, 1 = Grey, 2 = Silver, 3 = White, 4 = Maroon, 5 = Red, 6 = Olive, 7 = Yellow,
8 = Green, 9 = Lime, 10 = Teal, 11 = Aqua, 12 = Navy, 13 = Blue, 14 = Purple,
15 = Fuchsia, 16 = Brown, 17 = Gold.

Black: 0
Grey: 1 
Silver: 2
White: 3
Maroon: 4
Red: 5
Olive: 6
Yellow: 7
Green: 8
Lime: 9
Teal: 10
Aqua: 11
Navy: 12
Blue: 13
Purple: 14
Fuchsia: 15
Brown: 16
Gold: 17