994 
PROFESSOR J. N. LOCKYER ON THE PHOTOGRAPHIC 
Lines probably due to Iron which are present in the Arc, but not in McClean’s 
Photographs. 
Wave¬ 
length. 
Intensity. 
W ave- 
length. 
Intensity. 
Wave¬ 
length. 
Intensity. 
Wave¬ 
length. 
Intensity. 
3!I66-9 
G 
4373-7 
5-5 
4658-5 
6 
4938-3 
6 
3974-6 
6 
4374-6 
6 
4666-1 
6 
4942-7 
6 
3977-0 
5 
4376-9 
5-5 
4680-7 
5-5 
4952-8 
6 
3978-6 
6 
4378-0 
6 
4681-6 
6 
4954-8 
6. 
3979-7 
6 
4384-9 
6 
4682-3 
6 
4954-9 
6 
4009-8 
3 
4388-1 
4-5 
1 4683-7 
5-5 
496S-8 
6 
4030-3 
6 
4390-7 
6 
4687-5 
5 
5002-1 
2 
4049-5 
6 
4395-2 
5-5 
4668-4 
6 
5005-9 
2-5 
4052-1 
6 
4409-3 
6 
‘ 4689-6 
6 
5029-8 
b 
4053-4 
6 
4423-3 
6 
4690-3 
5 
5044-4 
6 
4054-0 
6 
4424-0 
6 
4711-6 
6 
5051-8 
3-5 
4057-7 
6 
4432-8 
6 
4712-3 
6 
5067-3 
5-5 
4091-7 
6 
4434-0 
6 
4714-6 
5 
5076-5 
6 
4100-3 
6 
4437-2 
5-5 
4721-2 
5-5 
5145-3 
6 
4100-9 
5 
4438-5 
5-5 
4729-8 
6 
5180-3 
6 
4101-4 
6 
4440-1 
6 
4740-5 
6 
5184-2 
6 
4101-8 
6 
4440-6 
6 
4748-3 
5-5 
5184-8 
6 
4106-4 
5 
4441-3 
6 
4750-2 
5-5 
5202-5 
3 
4109-2 
6 
4447-3 
6 
4752-6 
6 
5219-9 
6 
4110-0 
4 
4447-9 
2-5 
4765-6 
6 
5225-7 
6 
4123-9 
6 
4450-5 
5 
4767-0 
6 
5242-7 
4 
4126-0 
6 
4456-5 
6-5 
4771-8 
5-5 
5244-0 
6 
4127-9 
6 
4502-8 
6 
4786-2 
6 
5247-3 
6 
4161-7 
6 
4505-0 
6 
4788-0 
6 
5250-4 
4 
4163-8 
6 
4509-9 
5 
4788-9 
4 
5252-2 
6 
4168-8 
6 
4518-5 
6 
4791-4 
6 
5253-6 
5 
4171-8 
6 
4539-0 
6 
4799-6 
6 
5255-2 
5-5 
4178-2 
6 
4542-6 
5-5 
4SO0-0 
6 
5275-5 
6 
4202-9 
5-5 
4558-3 
6 
4803-1 
4 
5315-3 
6 
4230-0 
6 
4561-6 
6 
4807-8 
6 
5322-3 
6 
4241-4 
6 
4566-7 
6 
4808-8 
6 
5343-6 
6 
4244-0 
6 
4567-0 
6 
4813-9 
6 
5349-6 
5’o 
4258-5 
6 
4569-0 
5 
4816-1 
6 
5365-6 
6 
4258-8 
6 
4574-9 
5 
4818-0 
6 
5490-0 
6 
4264-4 
5 
4580-3 
5-5 
4824-3 
6 
5503-3 
6 i 
4275-5 
4-5 
4601-2 
6 
4827-6 
6 
5529-4 
6 
4280-7 
5 
4602-2 
5 
4834-7 
6 
5538-7 
6 
4286-6 
6 
4607-8 
4-5 
4896-6 
5-5 
5553-8 
6 
4289-2 
6 
4615-8 
6 
4905-3 
6 
5648-8 
6 
4292-3 
6 
4619-0 
5-5 
4909-5 
5-5 
5649-3 
6 
4320-9 
6 
4630-3 
3-5 
4911-9 
6 
5654-1 
6 
4361-0 
6 
4634-9 
6 
4912-2 
6 
5660-7 
6 
4366-1 
6 
4636-1 
5 
4928-0 
5-5 
5666-9 
6 
4368-1 
5-5 
4651-5 
4 
4932-2 
6 
5686-7 
4 
4373-0 
6 ' 
