Kneeling to find a complete list of symbols in architectural engineering drawings

1 Board B2 Roof Board WB3 Hollow Board KB4 Channel Row Board CB5 Folding Board ZB6 Dense Rib Board MB7 Stair Board TB8 Cover Board or Gutter Cover Board GB9 Rain Barrier Board or Gutter Board YB10 Cable Car Safety Walkway Board DB11 Wall Panel QB12 Gutter Board TGB13 Beam L14 Roof Beam WL15 Crane Girder DL16 Monorail Crane DDL17 Track Connection DGL18 Car Block CD19 Circle Beam QL20 Overbeam GL21 Link Beam LL22 Foundation Beam JL23 Stair Beam TL24 Frame Beam KL25 Frame Support Beam KZL26 Roof Frame Beam WKL27 Purlin LT28 Roof Racking WJ29 Bracket TJ30 Skylight Racking CJ31 Framing KJ32 Rigid Racking GJ33 Brackets ZJ34 Columns Z35 Framing Columns KZ36 Structural Columns GZ37 Bearing Platforms CT38 Equipment Foundation SJ39Pile ZH40Retaining wall DQ41Gutter DG42Intercolumn support DC43Vertical support ZC44Horizontal support SC45Ladder T46Awnings YP47Balcony YT48Beam pads LD49Embeddings M50Skylight end wall TD51Steel mesh W52Steel skeleton G53Foundation J54Concealed columns AZ