Change in hair color with age

[1] Conitzer H, 1931, Z MORPHOL ANTHROPOL, V29, P83

[2] DANFORTH CH, 1925, AM MED ASS CHICAGO

[3] Martin R., 1914, LEHRBUCH ANTHR

[4] PINKUS F, 1927, HDB HAUT GESCHLECHTS, V1

[5] STAFFE A, 1922, ARCH RASS GESELLSCHA, V14, P305

[6] THE FORM, SIZE, AND COLOR OF HEAD HAIR IN AMERICAN WHITES [J]. AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY, 1930, 14 (03) : 433 - 445

[7] THE HAIR OF FRENCH CANADIANS [J]. AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY, 1934, 18 (03) : 443 - 456

[1] Conitzer H, 1931, Z MORPHOL ANTHROPOL, V29, P83

[2] DANFORTH CH, 1925, AM MED ASS CHICAGO

[3] Martin R., 1914, LEHRBUCH ANTHR

[4] PINKUS F, 1927, HDB HAUT GESCHLECHTS, V1

[5] STAFFE A, 1922, ARCH RASS GESELLSCHA, V14, P305

[6] THE FORM, SIZE, AND COLOR OF HEAD HAIR IN AMERICAN WHITES [J]. AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY, 1930, 14 (03) : 433 - 445

[7] THE HAIR OF FRENCH CANADIANS [J]. AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY, 1934, 18 (03) : 443 - 456