Reply To: Techeiles 🔵❎🐌☑️🐟

Also R’ Moshe writes (Igros Moshe YD chelek 2 siman 133)?????”? ?? ??? ????? ???? ??? ???? ??? ???? ???? ???? ????? ???? ??? ?????, ????? ??? ????? ???? ??? ????? ?????? ??? ?”? ?????? ??? ????? which would seem to indicate that he did not think that it is muchrach from the gemara that there’s only Techeiles and Kala Ilan unless you say that by the time of the Rambam they had discovered other ways to dye blue that were not known in the time of the gemara.