Martin scale Martin scale The Martin scale is an older version of color scale commonly used in physical anthropology to establish more or less precisely the eye color of an individual; it was created by the anthropologist Martin in the first half of the 20th century. Later he improved this scale with cooperation of Dr. Schulz – the Martin-Schultz scale. The original Martin scale, summarized below, consists of 16 colors (from light blue to dark brown-black) that correspond to the different eye colors observed in nature due to the amount of melanin in the iris. The numbering is reversed in order to
What Color Is Your Sky be titled "What Color Is Your Sky" and would be released May 4, 2015. The album debuted on Top Country Albums chart at No. 37, selling 1,100 copies in the US for the week. What Color Is Your Sky What Color Is Your Sky is a studio album recorded by American country singer Jason Michael Carroll. Released on May 4, 2015 via Malaco Records/For the Lonely Records, it is Carroll's fourth studio album. Carroll started a Kickstarter campaign to help pay the cost of the album's recording in early 2014, the goal was to raise $40,000 but with help of