The 24 Hubs are as follows:

1st Row: Pic of Windmill; SR;JLW;DTS;NHD (or O);CC in diamond
2nd Row: ERB; OSC; FA; CE; LH; Q
3rd Row: KSR; LBS; JC; PLC; S&W; JO (or D)
4th Row: SPM; PCH; TEX; CPR; G&S; Star of David