True Touches of Grandsire doubles


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Grandsire Doubles
203039
BBPPPPBPP

40 Grandsire Doubles
PSPSBSBSSPSPSBSBSSSS

49 Grandsire Doubles
BPPBPSSPPP

59 Grandsire Doubles
PSPPSPPSBSPPBSPSBPBSBPSP SSSPSP

60 Grandsire Doubles
PBPBPBPSBPSBBPBPBPBPSBPS SBPSBP

69 Grandsire Doubles
BPPSBSPSPPSPBPSBPPSPPSBSPPBP

79 Grandsire Doubles
PSPBPSBPBPSBPPSPBSPPSBPPBSPBPSPP

80 Grandsire Doubles
PPSBPPSBPPSBPBPSPBPBPSBSPBPSPPSB PBPSPBPSPBPSBSPB
PSPPSBPBPSPBPSPBPSBPPSBPPSBPBPSP PSBSPBPBBPPSBPPS
BPBPSPPSBPBPSBSPBPSPPSBPBPSPBPSP BPSBSPBPBSPBPBPS
SPPSBPBPSPBPBPSBSPBPSPBPSBPPSBPP SBPBPSPPSBSPBPBP

89 Grandsire Doubles
SPBPSBPBPSBPBPSBPPSBSPPSBSP

99 Grandsire Doubles
PSPBPBPSPPBPSBPBPSBPBSBPPSBPBP BSBPBPSPBPSSSPPSBPBPSSSPBPSPBP

100 Grandsire Doubles
PBPSBSPSBSPSBSPBPSBSPSBSPSBSPB BPSBSPSBSPBSPBPSBSPS
BSPSBSPBPSSPBPSBSPSBSPSBSPBPSB SBSPBPSBSPSBSPSBSPBP

109 Grandsire Doubles
BPPSPBPBPSPSPBPBPSPPBP

120 Grandsire Doubles
PBPBPS repeat oncePBPSPB repeat oncePSPBPB repeat once
BPBPSP repeat onceBPSPBP repeat onceSPBPBP repeat once
PSBS repeat twiceBSPS repeat twiceSPSB repeat twice
SBSP repeat twice

Longer Touches of Grandsire doubles

A quarter peal usually contains ten touches of 120 changes and one of 60. Instead of using a 60-change touch, one of the following touches could be used to replace one 120 and one 60. All these touches have the following properties:
1. They contain all 120 different rows.
2. Each of the 60 rows which occur twice appears once at handstroke and once at backstroke.
3. Rounds does not occur before the end of the touch.

180 Grandsire Doubles
BSPSSS repeat twiceSPSSBS repeat twice SBSSPS repeat twiceSSSBSP repeat twice
PPBPPBPPS repeat oncePPBPPSPPB repeat once PPSPPBPPB repeat onceBPSBSPSSS repeat once
SSBPSBSPS repeat onceSSSBPSBSP repeat once

The following touches of 240 changes can be used instead of two of 120 in peals and quarter peals. They contain all 120 different rows twice and each row appears once at handstroke and once at backstroke. All these touches may be rotated (started at any point).

240 Grandsire Doubles
Morris's 240Price's 240 (1)Prices's 240 (2)
SSSBSSSP repeat twicePBPPBPSBSPPS repeat once PBPSSSPSSBSS repeat once

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