Colours...
Doing some tests in my planner. These inks did not bleed through.
Plannerism Planner (2013)
- 
cartridge Platinum Preppy Red.
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Noodler's Habanero.
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cartridge Platinum Preppy Yellow.
 - 
mix of Diamine Sunshine Yellow and Noodler's Bad blue heron.
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Organics Studio Jane Austen.
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ESSRI.
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Bad Blue Heron.
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Sailor Sei-Boku.
 - 
R&K Salix