4
votes
2answers
101 views

Historical evidence that blue snail dye was produced in ancient times

http://en.wikipedia.org/wiki/Tyrian_purple and http://en.wikipedia.org/wiki/Iles_Purpuraires show that blue dye was produced from the murex in ancient times in these locations. But on Ptil Tekhelet's ...
2
votes
4answers
349 views

Where can I get dark blue Techelet for my tzizit and talit?

I want to buy some techelet and white tzizit. I want the techelet to match the color in this picture and to be made by Ptil Tekhelet foundation. However, when I try to contact them on their website I ...
3
votes
1answer
111 views

According to the Rambam, what color would most of the tzitzis strings be if the garment was all techeilet?

The majority opinion is that, when we had the tradition on techeilet (the wool-dyed-blue string on tzitzis), each corner of the garment would have 7 white strings and one techeilet string. If I've ...