On 03/08/2015 18:47, michael adams wrote:

Otherwise Quink is still available from Rymans at £6.99 a pop
- 60ml for both blue and black both permanent and "new improved"
water soluble. Although they seem to have changed the label
as well.

Even cheaper from Ebuyer. Oh, I see turquoise* is still available in
some places too...

*I went to the type of school that mandated the use of a "fountain pen",
but didn't mandate the colour of ink. Little victories